Home / 1,302,561.72-1,954,064.16-449,402.04

Finding the Fourth Proportional to 1,302,561.72, 1,954,064.16 and 449,402.04

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Solution

The fourth proportional to 1,302,561.72, 1,954,064.16 and 449,402.04 is: 674,179.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,561.72 : 1,954,064.16 = 449,402.04 : x
  2. Step 2: Convert to fraction form
    1,302,561.72/1,954,064.16 = 449,402.04/x
  3. Step 3: Cross multiply
    1,302,561.72x = 1,954,064.16 × 449,402.04
  4. Step 4: Simplify right side
    1,302,561.72x = 878,160,419,794.89
  5. Step 5: Solve for x
    x = 878,160,419,794.89/1,302,561.72
  6. Step 6: Final answer
    x = 674,179.51

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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.