Home / 1,339,132.55-2,008,715.16-392,522.41

Finding the Fourth Proportional to 1,339,132.55, 2,008,715.16 and 392,522.41

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Solution

The fourth proportional to 1,339,132.55, 2,008,715.16 and 392,522.41 is: 588,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,132.55 : 2,008,715.16 = 392,522.41 : x
  2. Step 2: Convert to fraction form
    1,339,132.55/2,008,715.16 = 392,522.41/x
  3. Step 3: Cross multiply
    1,339,132.55x = 2,008,715.16 × 392,522.41
  4. Step 4: Simplify right side
    1,339,132.55x = 788,465,705,563.16
  5. Step 5: Solve for x
    x = 788,465,705,563.16/1,339,132.55
  6. Step 6: Final answer
    x = 588,788.40

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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.