Home / 1,726,306.20-2,589,459.30-660,799.80

Finding the Fourth Proportional to 1,726,306.20, 2,589,459.30 and 660,799.80

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Solution

The fourth proportional to 1,726,306.20, 2,589,459.30 and 660,799.80 is: 991,199.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,306.20 : 2,589,459.30 = 660,799.80 : x
  2. Step 2: Convert to fraction form
    1,726,306.20/2,589,459.30 = 660,799.80/x
  3. Step 3: Cross multiply
    1,726,306.20x = 2,589,459.30 × 660,799.80
  4. Step 4: Simplify right side
    1,726,306.20x = 1,711,114,187,548.14
  5. Step 5: Solve for x
    x = 1,711,114,187,548.14/1,726,306.20
  6. Step 6: Final answer
    x = 991,199.70

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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.