Home / 2,015,520.32-3,023,706.95-667,606.61

Finding the Fourth Proportional to 2,015,520.32, 3,023,706.95 and 667,606.61

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Solution

The fourth proportional to 2,015,520.32, 3,023,706.95 and 667,606.61 is: 1,001,551.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,520.32 : 3,023,706.95 = 667,606.61 : x
  2. Step 2: Convert to fraction form
    2,015,520.32/3,023,706.95 = 667,606.61/x
  3. Step 3: Cross multiply
    2,015,520.32x = 3,023,706.95 × 667,606.61
  4. Step 4: Simplify right side
    2,015,520.32x = 2,018,646,753,247.70
  5. Step 5: Solve for x
    x = 2,018,646,753,247.70/2,015,520.32
  6. Step 6: Final answer
    x = 1,001,551.18

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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.