Home / 1,306,384.30-1,960,218.42-587,234.11

Finding the Fourth Proportional to 1,306,384.30, 1,960,218.42 and 587,234.11

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Solution

The fourth proportional to 1,306,384.30, 1,960,218.42 and 587,234.11 is: 881,139.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,384.30 : 1,960,218.42 = 587,234.11 : x
  2. Step 2: Convert to fraction form
    1,306,384.30/1,960,218.42 = 587,234.11/x
  3. Step 3: Cross multiply
    1,306,384.30x = 1,960,218.42 × 587,234.11
  4. Step 4: Simplify right side
    1,306,384.30x = 1,151,107,119,274.31
  5. Step 5: Solve for x
    x = 1,151,107,119,274.31/1,306,384.30
  6. Step 6: Final answer
    x = 881,139.74

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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.