Home / 1,333,885.30-2,002,140.15-660,726.70

Finding the Fourth Proportional to 1,333,885.30, 2,002,140.15 and 660,726.70

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Solution

The fourth proportional to 1,333,885.30, 2,002,140.15 and 660,726.70 is: 991,740.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,885.30 : 2,002,140.15 = 660,726.70 : x
  2. Step 2: Convert to fraction form
    1,333,885.30/2,002,140.15 = 660,726.70/x
  3. Step 3: Cross multiply
    1,333,885.30x = 2,002,140.15 × 660,726.70
  4. Step 4: Simplify right side
    1,333,885.30x = 1,322,867,454,247.00
  5. Step 5: Solve for x
    x = 1,322,867,454,247.00/1,333,885.30
  6. Step 6: Final answer
    x = 991,740.04

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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.