Home / 2,200,456.80-3,302,070.30-938,266.20

Finding the Fourth Proportional to 2,200,456.80, 3,302,070.30 and 938,266.20

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Solution

The fourth proportional to 2,200,456.80, 3,302,070.30 and 938,266.20 is: 1,407,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,456.80 : 3,302,070.30 = 938,266.20 : x
  2. Step 2: Convert to fraction form
    2,200,456.80/3,302,070.30 = 938,266.20/x
  3. Step 3: Cross multiply
    2,200,456.80x = 3,302,070.30 × 938,266.20
  4. Step 4: Simplify right side
    2,200,456.80x = 3,098,220,952,513.86
  5. Step 5: Solve for x
    x = 3,098,220,952,513.86/2,200,456.80
  6. Step 6: Final answer
    x = 1,407,989.90

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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.