Home / 1,812,378.31-2,501,029.17-996,581.14

Finding the Fourth Proportional to 1,812,378.31, 2,501,029.17 and 996,581.14

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Solution

The fourth proportional to 1,812,378.31, 2,501,029.17 and 996,581.14 is: 1,375,252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,378.31 : 2,501,029.17 = 996,581.14 : x
  2. Step 2: Convert to fraction form
    1,812,378.31/2,501,029.17 = 996,581.14/x
  3. Step 3: Cross multiply
    1,812,378.31x = 2,501,029.17 × 996,581.14
  4. Step 4: Simplify right side
    1,812,378.31x = 2,492,478,501,411.85
  5. Step 5: Solve for x
    x = 2,492,478,501,411.85/1,812,378.31
  6. Step 6: Final answer
    x = 1,375,252.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.