Home / 1,611,178.14-2,223,439.88-876,134.73

Finding the Fourth Proportional to 1,611,178.14, 2,223,439.88 and 876,134.73

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Solution

The fourth proportional to 1,611,178.14, 2,223,439.88 and 876,134.73 is: 1,209,073.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,178.14 : 2,223,439.88 = 876,134.73 : x
  2. Step 2: Convert to fraction form
    1,611,178.14/2,223,439.88 = 876,134.73/x
  3. Step 3: Cross multiply
    1,611,178.14x = 2,223,439.88 × 876,134.73
  4. Step 4: Simplify right side
    1,611,178.14x = 1,948,032,894,554.36
  5. Step 5: Solve for x
    x = 1,948,032,894,554.36/1,611,178.14
  6. Step 6: Final answer
    x = 1,209,073.56

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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.