Home / 1,342,766.05-1,853,058.89-730,959.55

Finding the Fourth Proportional to 1,342,766.05, 1,853,058.89 and 730,959.55

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Solution

The fourth proportional to 1,342,766.05, 1,853,058.89 and 730,959.55 is: 1,008,746.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,766.05 : 1,853,058.89 = 730,959.55 : x
  2. Step 2: Convert to fraction form
    1,342,766.05/1,853,058.89 = 730,959.55/x
  3. Step 3: Cross multiply
    1,342,766.05x = 1,853,058.89 × 730,959.55
  4. Step 4: Simplify right side
    1,342,766.05x = 1,354,511,092,357.90
  5. Step 5: Solve for x
    x = 1,354,511,092,357.90/1,342,766.05
  6. Step 6: Final answer
    x = 1,008,746.90

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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.