Home / 3,427,251-4,730,127.33-2,187,396.55

Finding the Fourth Proportional to 3,427,251, 4,730,127.33 and 2,187,396.55

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Solution

The fourth proportional to 3,427,251, 4,730,127.33 and 2,187,396.55 is: 3,018,939.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,251 : 4,730,127.33 = 2,187,396.55 : x
  2. Step 2: Convert to fraction form
    3,427,251/4,730,127.33 = 2,187,396.55/x
  3. Step 3: Cross multiply
    3,427,251x = 4,730,127.33 × 2,187,396.55
  4. Step 4: Simplify right side
    3,427,251x = 10,346,664,202,702.71
  5. Step 5: Solve for x
    x = 10,346,664,202,702.71/3,427,251
  6. Step 6: Final answer
    x = 3,018,939.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.