Home / 5,727,689.31-8,585,858.95-2,689,616.72

Finding the Fourth Proportional to 5,727,689.31, 8,585,858.95 and 2,689,616.72

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Solution

The fourth proportional to 5,727,689.31, 8,585,858.95 and 2,689,616.72 is: 4,031,760.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727,689.31 : 8,585,858.95 = 2,689,616.72 : x
  2. Step 2: Convert to fraction form
    5,727,689.31/8,585,858.95 = 2,689,616.72/x
  3. Step 3: Cross multiply
    5,727,689.31x = 8,585,858.95 × 2,689,616.72
  4. Step 4: Simplify right side
    5,727,689.31x = 23,092,669,794,205.69
  5. Step 5: Solve for x
    x = 23,092,669,794,205.69/5,727,689.31
  6. Step 6: Final answer
    x = 4,031,760.20

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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.