Home / 1,012,882.17-1,519,528.28-413,891.57

Finding the Fourth Proportional to 1,012,882.17, 1,519,528.28 and 413,891.57

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Solution

The fourth proportional to 1,012,882.17, 1,519,528.28 and 413,891.57 is: 620,921.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,882.17 : 1,519,528.28 = 413,891.57 : x
  2. Step 2: Convert to fraction form
    1,012,882.17/1,519,528.28 = 413,891.57/x
  3. Step 3: Cross multiply
    1,012,882.17x = 1,519,528.28 × 413,891.57
  4. Step 4: Simplify right side
    1,012,882.17x = 628,919,950,690.17
  5. Step 5: Solve for x
    x = 628,919,950,690.17/1,012,882.17
  6. Step 6: Final answer
    x = 620,921.14

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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.