Home / 1,233,976.38-1,851,005.54-424,352.85

Finding the Fourth Proportional to 1,233,976.38, 1,851,005.54 and 424,352.85

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Solution

The fourth proportional to 1,233,976.38, 1,851,005.54 and 424,352.85 is: 636,543.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,976.38 : 1,851,005.54 = 424,352.85 : x
  2. Step 2: Convert to fraction form
    1,233,976.38/1,851,005.54 = 424,352.85/x
  3. Step 3: Cross multiply
    1,233,976.38x = 1,851,005.54 × 424,352.85
  4. Step 4: Simplify right side
    1,233,976.38x = 785,479,474,143.03
  5. Step 5: Solve for x
    x = 785,479,474,143.03/1,233,976.38
  6. Step 6: Final answer
    x = 636,543.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.