Home / 3,615,382.76-5,422,991.43-919,711.16

Finding the Fourth Proportional to 3,615,382.76, 5,422,991.43 and 919,711.16

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Solution

The fourth proportional to 3,615,382.76, 5,422,991.43 and 919,711.16 is: 1,379,545.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,382.76 : 5,422,991.43 = 919,711.16 : x
  2. Step 2: Convert to fraction form
    3,615,382.76/5,422,991.43 = 919,711.16/x
  3. Step 3: Cross multiply
    3,615,382.76x = 5,422,991.43 × 919,711.16
  4. Step 4: Simplify right side
    3,615,382.76x = 4,987,585,711,640.40
  5. Step 5: Solve for x
    x = 4,987,585,711,640.40/3,615,382.76
  6. Step 6: Final answer
    x = 1,379,545.69

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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.