Home / 1,454,558.52-2,180,340.73-645,324.04

Finding the Fourth Proportional to 1,454,558.52, 2,180,340.73 and 645,324.04

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Solution

The fourth proportional to 1,454,558.52, 2,180,340.73 and 645,324.04 is: 967,321.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,558.52 : 2,180,340.73 = 645,324.04 : x
  2. Step 2: Convert to fraction form
    1,454,558.52/2,180,340.73 = 645,324.04/x
  3. Step 3: Cross multiply
    1,454,558.52x = 2,180,340.73 × 645,324.04
  4. Step 4: Simplify right side
    1,454,558.52x = 1,407,026,290,684.38
  5. Step 5: Solve for x
    x = 1,407,026,290,684.38/1,454,558.52
  6. Step 6: Final answer
    x = 967,321.88

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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.