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Finding the Fourth Proportional to 1,352,549, 1,866,575.94 and 748,937

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Solution

The fourth proportional to 1,352,549, 1,866,575.94 and 748,937 is: 1,033,565.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,549 : 1,866,575.94 = 748,937 : x
  2. Step 2: Convert to fraction form
    1,352,549/1,866,575.94 = 748,937/x
  3. Step 3: Cross multiply
    1,352,549x = 1,866,575.94 × 748,937
  4. Step 4: Simplify right side
    1,352,549x = 1,397,947,784,775.78
  5. Step 5: Solve for x
    x = 1,397,947,784,775.78/1,352,549
  6. Step 6: Final answer
    x = 1,033,565.35

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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.