Home / 3,625,516.10-5,438,101.35-1,229,125.70

Finding the Fourth Proportional to 3,625,516.10, 5,438,101.35 and 1,229,125.70

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Solution

The fourth proportional to 3,625,516.10, 5,438,101.35 and 1,229,125.70 is: 1,843,629.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625,516.10 : 5,438,101.35 = 1,229,125.70 : x
  2. Step 2: Convert to fraction form
    3,625,516.10/5,438,101.35 = 1,229,125.70/x
  3. Step 3: Cross multiply
    3,625,516.10x = 5,438,101.35 × 1,229,125.70
  4. Step 4: Simplify right side
    3,625,516.10x = 6,684,110,128,489.69
  5. Step 5: Solve for x
    x = 6,684,110,128,489.69/3,625,516.10
  6. Step 6: Final answer
    x = 1,843,629.97

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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.