Home / 3,625,516.60-5,438,102.10-1,229,126.20

Finding the Fourth Proportional to 3,625,516.60, 5,438,102.10 and 1,229,126.20

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Solution

The fourth proportional to 3,625,516.60, 5,438,102.10 and 1,229,126.20 is: 1,843,630.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625,516.60 : 5,438,102.10 = 1,229,126.20 : x
  2. Step 2: Convert to fraction form
    3,625,516.60/5,438,102.10 = 1,229,126.20/x
  3. Step 3: Cross multiply
    3,625,516.60x = 5,438,102.10 × 1,229,126.20
  4. Step 4: Simplify right side
    3,625,516.60x = 6,684,113,769,385.02
  5. Step 5: Solve for x
    x = 6,684,113,769,385.02/3,625,516.60
  6. Step 6: Final answer
    x = 1,843,630.72

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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.