Home / 1,359,031.20-2,038,538.70-348,151.20

Finding the Fourth Proportional to 1,359,031.20, 2,038,538.70 and 348,151.20

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Solution

The fourth proportional to 1,359,031.20, 2,038,538.70 and 348,151.20 is: 522,224.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,031.20 : 2,038,538.70 = 348,151.20 : x
  2. Step 2: Convert to fraction form
    1,359,031.20/2,038,538.70 = 348,151.20/x
  3. Step 3: Cross multiply
    1,359,031.20x = 2,038,538.70 × 348,151.20
  4. Step 4: Simplify right side
    1,359,031.20x = 709,719,694,651.44
  5. Step 5: Solve for x
    x = 709,719,694,651.44/1,359,031.20
  6. Step 6: Final answer
    x = 522,224.72

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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.