Home / 1,179,140.88-1,626,752.52-725,644.56

Finding the Fourth Proportional to 1,179,140.88, 1,626,752.52 and 725,644.56

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Solution

The fourth proportional to 1,179,140.88, 1,626,752.52 and 725,644.56 is: 1,001,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,140.88 : 1,626,752.52 = 725,644.56 : x
  2. Step 2: Convert to fraction form
    1,179,140.88/1,626,752.52 = 725,644.56/x
  3. Step 3: Cross multiply
    1,179,140.88x = 1,626,752.52 × 725,644.56
  4. Step 4: Simplify right side
    1,179,140.88x = 1,180,444,116,604.29
  5. Step 5: Solve for x
    x = 1,180,444,116,604.29/1,179,140.88
  6. Step 6: Final answer
    x = 1,001,105.24

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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.