Home / 1,332,614.40-1,839,000.96-720,766.52

Finding the Fourth Proportional to 1,332,614.40, 1,839,000.96 and 720,766.52

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Solution

The fourth proportional to 1,332,614.40, 1,839,000.96 and 720,766.52 is: 994,654.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,614.40 : 1,839,000.96 = 720,766.52 : x
  2. Step 2: Convert to fraction form
    1,332,614.40/1,839,000.96 = 720,766.52/x
  3. Step 3: Cross multiply
    1,332,614.40x = 1,839,000.96 × 720,766.52
  4. Step 4: Simplify right side
    1,332,614.40x = 1,325,490,322,215.86
  5. Step 5: Solve for x
    x = 1,325,490,322,215.86/1,332,614.40
  6. Step 6: Final answer
    x = 994,654.06

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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.