Home / 1,015,121.88-1,522,549.16-482,981.04

Finding the Fourth Proportional to 1,015,121.88, 1,522,549.16 and 482,981.04

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Solution

The fourth proportional to 1,015,121.88, 1,522,549.16 and 482,981.04 is: 724,407.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,121.88 : 1,522,549.16 = 482,981.04 : x
  2. Step 2: Convert to fraction form
    1,015,121.88/1,522,549.16 = 482,981.04/x
  3. Step 3: Cross multiply
    1,015,121.88x = 1,522,549.16 × 482,981.04
  4. Step 4: Simplify right side
    1,015,121.88x = 735,362,376,747.93
  5. Step 5: Solve for x
    x = 735,362,376,747.93/1,015,121.88
  6. Step 6: Final answer
    x = 724,407.97

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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.