Home / 1,439,068.60-2,158,573.25-479,593.88

Finding the Fourth Proportional to 1,439,068.60, 2,158,573.25 and 479,593.88

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Solution

The fourth proportional to 1,439,068.60, 2,158,573.25 and 479,593.88 is: 719,380.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,068.60 : 2,158,573.25 = 479,593.88 : x
  2. Step 2: Convert to fraction form
    1,439,068.60/2,158,573.25 = 479,593.88/x
  3. Step 3: Cross multiply
    1,439,068.60x = 2,158,573.25 × 479,593.88
  4. Step 4: Simplify right side
    1,439,068.60x = 1,035,238,526,827.13
  5. Step 5: Solve for x
    x = 1,035,238,526,827.13/1,439,068.60
  6. Step 6: Final answer
    x = 719,380.94

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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.