Home / 2,339,905.20-3,510,513.90-992,713.20

Finding the Fourth Proportional to 2,339,905.20, 3,510,513.90 and 992,713.20

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Solution

The fourth proportional to 2,339,905.20, 3,510,513.90 and 992,713.20 is: 1,489,348.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339,905.20 : 3,510,513.90 = 992,713.20 : x
  2. Step 2: Convert to fraction form
    2,339,905.20/3,510,513.90 = 992,713.20/x
  3. Step 3: Cross multiply
    2,339,905.20x = 3,510,513.90 × 992,713.20
  4. Step 4: Simplify right side
    2,339,905.20x = 3,484,933,487,313.48
  5. Step 5: Solve for x
    x = 3,484,933,487,313.48/2,339,905.20
  6. Step 6: Final answer
    x = 1,489,348.15

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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.