Home / 1,743,462.80-2,615,194.20-621,126.80

Finding the Fourth Proportional to 1,743,462.80, 2,615,194.20 and 621,126.80

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Solution

The fourth proportional to 1,743,462.80, 2,615,194.20 and 621,126.80 is: 931,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743,462.80 : 2,615,194.20 = 621,126.80 : x
  2. Step 2: Convert to fraction form
    1,743,462.80/2,615,194.20 = 621,126.80/x
  3. Step 3: Cross multiply
    1,743,462.80x = 2,615,194.20 × 621,126.80
  4. Step 4: Simplify right side
    1,743,462.80x = 1,624,367,204,824.56
  5. Step 5: Solve for x
    x = 1,624,367,204,824.56/1,743,462.80
  6. Step 6: Final answer
    x = 931,690.20

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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.