Home / 3,120,534.80-4,680,802.20-2,057,652.80

Finding the Fourth Proportional to 3,120,534.80, 4,680,802.20 and 2,057,652.80

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Solution

The fourth proportional to 3,120,534.80, 4,680,802.20 and 2,057,652.80 is: 3,086,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,534.80 : 4,680,802.20 = 2,057,652.80 : x
  2. Step 2: Convert to fraction form
    3,120,534.80/4,680,802.20 = 2,057,652.80/x
  3. Step 3: Cross multiply
    3,120,534.80x = 4,680,802.20 × 2,057,652.80
  4. Step 4: Simplify right side
    3,120,534.80x = 9,631,465,753,076.16
  5. Step 5: Solve for x
    x = 9,631,465,753,076.16/3,120,534.80
  6. Step 6: Final answer
    x = 3,086,479.20

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.