Home / 1,306,259.56-1,802,727.14-725,549.10

Finding the Fourth Proportional to 1,306,259.56, 1,802,727.14 and 725,549.10

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Solution

The fourth proportional to 1,306,259.56, 1,802,727.14 and 725,549.10 is: 1,001,307.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,259.56 : 1,802,727.14 = 725,549.10 : x
  2. Step 2: Convert to fraction form
    1,306,259.56/1,802,727.14 = 725,549.10/x
  3. Step 3: Cross multiply
    1,306,259.56x = 1,802,727.14 × 725,549.10
  4. Step 4: Simplify right side
    1,306,259.56x = 1,307,967,050,695.38
  5. Step 5: Solve for x
    x = 1,307,967,050,695.38/1,306,259.56
  6. Step 6: Final answer
    x = 1,001,307.16

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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.