Home / 1,244,732.20-1,862,432.70-824,828.20

Finding the Fourth Proportional to 1,244,732.20, 1,862,432.70 and 824,828.20

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Solution

The fourth proportional to 1,244,732.20, 1,862,432.70 and 824,828.20 is: 1,234,150.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,732.20 : 1,862,432.70 = 824,828.20 : x
  2. Step 2: Convert to fraction form
    1,244,732.20/1,862,432.70 = 824,828.20/x
  3. Step 3: Cross multiply
    1,244,732.20x = 1,862,432.70 × 824,828.20
  4. Step 4: Simplify right side
    1,244,732.20x = 1,536,187,011,562.14
  5. Step 5: Solve for x
    x = 1,536,187,011,562.14/1,244,732.20
  6. Step 6: Final answer
    x = 1,234,150.62

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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.