Home / 959,101.20-1,439,818.20-720,572.40

Finding the Fourth Proportional to 959,101.20, 1,439,818.20 and 720,572.40

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Solution

The fourth proportional to 959,101.20, 1,439,818.20 and 720,572.40 is: 1,081,734.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,101.20 : 1,439,818.20 = 720,572.40 : x
  2. Step 2: Convert to fraction form
    959,101.20/1,439,818.20 = 720,572.40/x
  3. Step 3: Cross multiply
    959,101.20x = 1,439,818.20 × 720,572.40
  4. Step 4: Simplify right side
    959,101.20x = 1,037,493,255,937.68
  5. Step 5: Solve for x
    x = 1,037,493,255,937.68/959,101.20
  6. Step 6: Final answer
    x = 1,081,734.92

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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.