Home / 1,339,135.30-2,008,719.30-392,525.16

Finding the Fourth Proportional to 1,339,135.30, 2,008,719.30 and 392,525.16

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Solution

The fourth proportional to 1,339,135.30, 2,008,719.30 and 392,525.16 is: 588,792.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,135.30 : 2,008,719.30 = 392,525.16 : x
  2. Step 2: Convert to fraction form
    1,339,135.30/2,008,719.30 = 392,525.16/x
  3. Step 3: Cross multiply
    1,339,135.30x = 2,008,719.30 × 392,525.16
  4. Step 4: Simplify right side
    1,339,135.30x = 788,472,864,627.59
  5. Step 5: Solve for x
    x = 788,472,864,627.59/1,339,135.30
  6. Step 6: Final answer
    x = 588,792.53

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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.