Home / 1,722,123.90-2,581,786.17-600,980.22

Finding the Fourth Proportional to 1,722,123.90, 2,581,786.17 and 600,980.22

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Solution

The fourth proportional to 1,722,123.90, 2,581,786.17 and 600,980.22 is: 900,981.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,123.90 : 2,581,786.17 = 600,980.22 : x
  2. Step 2: Convert to fraction form
    1,722,123.90/2,581,786.17 = 600,980.22/x
  3. Step 3: Cross multiply
    1,722,123.90x = 2,581,786.17 × 600,980.22
  4. Step 4: Simplify right side
    1,722,123.90x = 1,551,602,420,439.56
  5. Step 5: Solve for x
    x = 1,551,602,420,439.56/1,722,123.90
  6. Step 6: Final answer
    x = 900,981.88

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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.