Home / 1,334,897.70-2,002,152.15-388,169.70

Finding the Fourth Proportional to 1,334,897.70, 2,002,152.15 and 388,169.70

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Solution

The fourth proportional to 1,334,897.70, 2,002,152.15 and 388,169.70 is: 582,198.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,897.70 : 2,002,152.15 = 388,169.70 : x
  2. Step 2: Convert to fraction form
    1,334,897.70/2,002,152.15 = 388,169.70/x
  3. Step 3: Cross multiply
    1,334,897.70x = 2,002,152.15 × 388,169.70
  4. Step 4: Simplify right side
    1,334,897.70x = 777,174,799,419.86
  5. Step 5: Solve for x
    x = 777,174,799,419.86/1,334,897.70
  6. Step 6: Final answer
    x = 582,198.02

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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.