Home / 999,168.60-1,377,173.10-757,373.88

Finding the Fourth Proportional to 999,168.60, 1,377,173.10 and 757,373.88

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Solution

The fourth proportional to 999,168.60, 1,377,173.10 and 757,373.88 is: 1,043,902.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,168.60 : 1,377,173.10 = 757,373.88 : x
  2. Step 2: Convert to fraction form
    999,168.60/1,377,173.10 = 757,373.88/x
  3. Step 3: Cross multiply
    999,168.60x = 1,377,173.10 × 757,373.88
  4. Step 4: Simplify right side
    999,168.60x = 1,043,034,934,178.63
  5. Step 5: Solve for x
    x = 1,043,034,934,178.63/999,168.60
  6. Step 6: Final answer
    x = 1,043,902.83

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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.