Home / 1,341,488.48-1,851,200.42-729,641.66

Finding the Fourth Proportional to 1,341,488.48, 1,851,200.42 and 729,641.66

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Solution

The fourth proportional to 1,341,488.48, 1,851,200.42 and 729,641.66 is: 1,006,876.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,488.48 : 1,851,200.42 = 729,641.66 : x
  2. Step 2: Convert to fraction form
    1,341,488.48/1,851,200.42 = 729,641.66/x
  3. Step 3: Cross multiply
    1,341,488.48x = 1,851,200.42 × 729,641.66
  4. Step 4: Simplify right side
    1,341,488.48x = 1,350,712,934,537.29
  5. Step 5: Solve for x
    x = 1,350,712,934,537.29/1,341,488.48
  6. Step 6: Final answer
    x = 1,006,876.29

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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.