Home / 1,406,695.25-1,941,241.37-762,115.46

Finding the Fourth Proportional to 1,406,695.25, 1,941,241.37 and 762,115.46

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Solution

The fourth proportional to 1,406,695.25, 1,941,241.37 and 762,115.46 is: 1,051,720.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,695.25 : 1,941,241.37 = 762,115.46 : x
  2. Step 2: Convert to fraction form
    1,406,695.25/1,941,241.37 = 762,115.46/x
  3. Step 3: Cross multiply
    1,406,695.25x = 1,941,241.37 × 762,115.46
  4. Step 4: Simplify right side
    1,406,695.25x = 1,479,450,059,668.58
  5. Step 5: Solve for x
    x = 1,479,450,059,668.58/1,406,695.25
  6. Step 6: Final answer
    x = 1,051,720.38

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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.