Home / 3,275,195.73-4,912,116.03-878,470.13

Finding the Fourth Proportional to 3,275,195.73, 4,912,116.03 and 878,470.13

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Solution

The fourth proportional to 3,275,195.73, 4,912,116.03 and 878,470.13 is: 1,317,523.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275,195.73 : 4,912,116.03 = 878,470.13 : x
  2. Step 2: Convert to fraction form
    3,275,195.73/4,912,116.03 = 878,470.13/x
  3. Step 3: Cross multiply
    3,275,195.73x = 4,912,116.03 × 878,470.13
  4. Step 4: Simplify right side
    3,275,195.73x = 4,315,147,182,888.60
  5. Step 5: Solve for x
    x = 4,315,147,182,888.60/3,275,195.73
  6. Step 6: Final answer
    x = 1,317,523.45

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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.