Home / 3,730,871.20-5,596,306.80-1,206,781.60

Finding the Fourth Proportional to 3,730,871.20, 5,596,306.80 and 1,206,781.60

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Solution

The fourth proportional to 3,730,871.20, 5,596,306.80 and 1,206,781.60 is: 1,810,172.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730,871.20 : 5,596,306.80 = 1,206,781.60 : x
  2. Step 2: Convert to fraction form
    3,730,871.20/5,596,306.80 = 1,206,781.60/x
  3. Step 3: Cross multiply
    3,730,871.20x = 5,596,306.80 × 1,206,781.60
  4. Step 4: Simplify right side
    3,730,871.20x = 6,753,520,074,194.88
  5. Step 5: Solve for x
    x = 6,753,520,074,194.88/3,730,871.20
  6. Step 6: Final answer
    x = 1,810,172.40

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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.