Home / 1,343,355.81-1,853,344.15-762,242.41

Finding the Fourth Proportional to 1,343,355.81, 1,853,344.15 and 762,242.41

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Solution

The fourth proportional to 1,343,355.81, 1,853,344.15 and 762,242.41 is: 1,051,618.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,355.81 : 1,853,344.15 = 762,242.41 : x
  2. Step 2: Convert to fraction form
    1,343,355.81/1,853,344.15 = 762,242.41/x
  3. Step 3: Cross multiply
    1,343,355.81x = 1,853,344.15 × 762,242.41
  4. Step 4: Simplify right side
    1,343,355.81x = 1,412,697,511,866.48
  5. Step 5: Solve for x
    x = 1,412,697,511,866.48/1,343,355.81
  6. Step 6: Final answer
    x = 1,051,618.27

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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.