Home / 3,830,562.38-5,286,192.10-2,111,645.18

Finding the Fourth Proportional to 3,830,562.38, 5,286,192.10 and 2,111,645.18

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Solution

The fourth proportional to 3,830,562.38, 5,286,192.10 and 2,111,645.18 is: 2,914,079.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,562.38 : 5,286,192.10 = 2,111,645.18 : x
  2. Step 2: Convert to fraction form
    3,830,562.38/5,286,192.10 = 2,111,645.18/x
  3. Step 3: Cross multiply
    3,830,562.38x = 5,286,192.10 × 2,111,645.18
  4. Step 4: Simplify right side
    3,830,562.38x = 11,162,562,068,519.08
  5. Step 5: Solve for x
    x = 11,162,562,068,519.08/3,830,562.38
  6. Step 6: Final answer
    x = 2,914,079.18

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.