Home / 1,894,551.62-2,839,912.20-815,767.70

Finding the Fourth Proportional to 1,894,551.62, 2,839,912.20 and 815,767.70

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Solution

The fourth proportional to 1,894,551.62, 2,839,912.20 and 815,767.70 is: 1,222,826.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,551.62 : 2,839,912.20 = 815,767.70 : x
  2. Step 2: Convert to fraction form
    1,894,551.62/2,839,912.20 = 815,767.70/x
  3. Step 3: Cross multiply
    1,894,551.62x = 2,839,912.20 × 815,767.70
  4. Step 4: Simplify right side
    1,894,551.62x = 2,316,708,643,595.94
  5. Step 5: Solve for x
    x = 2,316,708,643,595.94/1,894,551.62
  6. Step 6: Final answer
    x = 1,222,826.88

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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.