Home / 2,177,787.18-3,266,467.91-661,483.28

Finding the Fourth Proportional to 2,177,787.18, 3,266,467.91 and 661,483.28

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Solution

The fourth proportional to 2,177,787.18, 3,266,467.91 and 661,483.28 is: 992,160.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,787.18 : 3,266,467.91 = 661,483.28 : x
  2. Step 2: Convert to fraction form
    2,177,787.18/3,266,467.91 = 661,483.28/x
  3. Step 3: Cross multiply
    2,177,787.18x = 3,266,467.91 × 661,483.28
  4. Step 4: Simplify right side
    2,177,787.18x = 2,160,713,907,121.55
  5. Step 5: Solve for x
    x = 2,160,713,907,121.55/2,177,787.18
  6. Step 6: Final answer
    x = 992,160.27

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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.