Home / 1,406,695.38-1,941,241.55-762,115.59

Finding the Fourth Proportional to 1,406,695.38, 1,941,241.55 and 762,115.59

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Solution

The fourth proportional to 1,406,695.38, 1,941,241.55 and 762,115.59 is: 1,051,720.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,695.38 : 1,941,241.55 = 762,115.59 : x
  2. Step 2: Convert to fraction form
    1,406,695.38/1,941,241.55 = 762,115.59/x
  3. Step 3: Cross multiply
    1,406,695.38x = 1,941,241.55 × 762,115.59
  4. Step 4: Simplify right side
    1,406,695.38x = 1,479,450,445,400.19
  5. Step 5: Solve for x
    x = 1,479,450,445,400.19/1,406,695.38
  6. Step 6: Final answer
    x = 1,051,720.55

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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.