Home / 5,109,361.32-7,665,521.27-1,515,214.76

Finding the Fourth Proportional to 5,109,361.32, 7,665,521.27 and 1,515,214.76

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Solution

The fourth proportional to 5,109,361.32, 7,665,521.27 and 1,515,214.76 is: 2,273,260.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,361.32 : 7,665,521.27 = 1,515,214.76 : x
  2. Step 2: Convert to fraction form
    5,109,361.32/7,665,521.27 = 1,515,214.76/x
  3. Step 3: Cross multiply
    5,109,361.32x = 7,665,521.27 × 1,515,214.76
  4. Step 4: Simplify right side
    5,109,361.32x = 11,614,910,925,494.26
  5. Step 5: Solve for x
    x = 11,614,910,925,494.26/5,109,361.32
  6. Step 6: Final answer
    x = 2,273,260.83

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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.