Home / 1,199,522.62-1,799,599.38-431,097.95

Finding the Fourth Proportional to 1,199,522.62, 1,799,599.38 and 431,097.95

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Solution

The fourth proportional to 1,199,522.62, 1,799,599.38 and 431,097.95 is: 646,760.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,522.62 : 1,799,599.38 = 431,097.95 : x
  2. Step 2: Convert to fraction form
    1,199,522.62/1,799,599.38 = 431,097.95/x
  3. Step 3: Cross multiply
    1,199,522.62x = 1,799,599.38 × 431,097.95
  4. Step 4: Simplify right side
    1,199,522.62x = 775,803,596,298.91
  5. Step 5: Solve for x
    x = 775,803,596,298.91/1,199,522.62
  6. Step 6: Final answer
    x = 646,760.29

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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.