Home / 1,659,812.10-2,489,718.15-1,644,065.70

Finding the Fourth Proportional to 1,659,812.10, 2,489,718.15 and 1,644,065.70

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Solution

The fourth proportional to 1,659,812.10, 2,489,718.15 and 1,644,065.70 is: 2,466,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,812.10 : 2,489,718.15 = 1,644,065.70 : x
  2. Step 2: Convert to fraction form
    1,659,812.10/2,489,718.15 = 1,644,065.70/x
  3. Step 3: Cross multiply
    1,659,812.10x = 2,489,718.15 × 1,644,065.70
  4. Step 4: Simplify right side
    1,659,812.10x = 4,093,260,213,082.45
  5. Step 5: Solve for x
    x = 4,093,260,213,082.45/1,659,812.10
  6. Step 6: Final answer
    x = 2,466,098.55

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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.