Home / 1,170,068.20-1,755,102.30-664,433.80

Finding the Fourth Proportional to 1,170,068.20, 1,755,102.30 and 664,433.80

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Solution

The fourth proportional to 1,170,068.20, 1,755,102.30 and 664,433.80 is: 996,650.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,068.20 : 1,755,102.30 = 664,433.80 : x
  2. Step 2: Convert to fraction form
    1,170,068.20/1,755,102.30 = 664,433.80/x
  3. Step 3: Cross multiply
    1,170,068.20x = 1,755,102.30 × 664,433.80
  4. Step 4: Simplify right side
    1,170,068.20x = 1,166,149,290,577.74
  5. Step 5: Solve for x
    x = 1,166,149,290,577.74/1,170,068.20
  6. Step 6: Final answer
    x = 996,650.70

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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.