Home / 2,177,116.89-3,264,550.24-978,013.95

Finding the Fourth Proportional to 2,177,116.89, 3,264,550.24 and 978,013.95

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Solution

The fourth proportional to 2,177,116.89, 3,264,550.24 and 978,013.95 is: 1,466,515.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,116.89 : 3,264,550.24 = 978,013.95 : x
  2. Step 2: Convert to fraction form
    2,177,116.89/3,264,550.24 = 978,013.95/x
  3. Step 3: Cross multiply
    2,177,116.89x = 3,264,550.24 × 978,013.95
  4. Step 4: Simplify right side
    2,177,116.89x = 3,192,775,675,195.85
  5. Step 5: Solve for x
    x = 3,192,775,675,195.85/2,177,116.89
  6. Step 6: Final answer
    x = 1,466,515.50

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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.