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Finding the Fourth Proportional to 1,352,574, 1,866,552.12 and 748,962

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Solution

The fourth proportional to 1,352,574, 1,866,552.12 and 748,962 is: 1,033,567.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,574 : 1,866,552.12 = 748,962 : x
  2. Step 2: Convert to fraction form
    1,352,574/1,866,552.12 = 748,962/x
  3. Step 3: Cross multiply
    1,352,574x = 1,866,552.12 × 748,962
  4. Step 4: Simplify right side
    1,352,574x = 1,397,976,608,899.44
  5. Step 5: Solve for x
    x = 1,397,976,608,899.44/1,352,574
  6. Step 6: Final answer
    x = 1,033,567.56

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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.