Home / 1,206,042.31-1,664,273.41-669,463.75

Finding the Fourth Proportional to 1,206,042.31, 1,664,273.41 and 669,463.75

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Solution

The fourth proportional to 1,206,042.31, 1,664,273.41 and 669,463.75 is: 923,823.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,042.31 : 1,664,273.41 = 669,463.75 : x
  2. Step 2: Convert to fraction form
    1,206,042.31/1,664,273.41 = 669,463.75/x
  3. Step 3: Cross multiply
    1,206,042.31x = 1,664,273.41 × 669,463.75
  4. Step 4: Simplify right side
    1,206,042.31x = 1,114,170,718,083.89
  5. Step 5: Solve for x
    x = 1,114,170,718,083.89/1,206,042.31
  6. Step 6: Final answer
    x = 923,823.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.