Home / 1,451,770.82-2,002,876.72-831,244.38

Finding the Fourth Proportional to 1,451,770.82, 2,002,876.72 and 831,244.38

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Solution

The fourth proportional to 1,451,770.82, 2,002,876.72 and 831,244.38 is: 1,146,792.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,770.82 : 2,002,876.72 = 831,244.38 : x
  2. Step 2: Convert to fraction form
    1,451,770.82/2,002,876.72 = 831,244.38/x
  3. Step 3: Cross multiply
    1,451,770.82x = 2,002,876.72 × 831,244.38
  4. Step 4: Simplify right side
    1,451,770.82x = 1,664,880,017,332.83
  5. Step 5: Solve for x
    x = 1,664,880,017,332.83/1,451,770.82
  6. Step 6: Final answer
    x = 1,146,792.59

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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.