Home / 1,439,589.56-2,160,712.94-730,115.96

Finding the Fourth Proportional to 1,439,589.56, 2,160,712.94 and 730,115.96

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Solution

The fourth proportional to 1,439,589.56, 2,160,712.94 and 730,115.96 is: 1,095,847.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,589.56 : 2,160,712.94 = 730,115.96 : x
  2. Step 2: Convert to fraction form
    1,439,589.56/2,160,712.94 = 730,115.96/x
  3. Step 3: Cross multiply
    1,439,589.56x = 2,160,712.94 × 730,115.96
  4. Step 4: Simplify right side
    1,439,589.56x = 1,577,571,002,472.52
  5. Step 5: Solve for x
    x = 1,577,571,002,472.52/1,439,589.56
  6. Step 6: Final answer
    x = 1,095,847.77

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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.