Home / 1,352,621.92-1,866,595.20-748,996.96

Finding the Fourth Proportional to 1,352,621.92, 1,866,595.20 and 748,996.96

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Solution

The fourth proportional to 1,352,621.92, 1,866,595.20 and 748,996.96 is: 1,033,603.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,621.92 : 1,866,595.20 = 748,996.96 : x
  2. Step 2: Convert to fraction form
    1,352,621.92/1,866,595.20 = 748,996.96/x
  3. Step 3: Cross multiply
    1,352,621.92x = 1,866,595.20 × 748,996.96
  4. Step 4: Simplify right side
    1,352,621.92x = 1,398,074,130,350.59
  5. Step 5: Solve for x
    x = 1,398,074,130,350.59/1,352,621.92
  6. Step 6: Final answer
    x = 1,033,603.04

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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.