Home / 1,226,057.40-1,839,086.10-887,509.80

Finding the Fourth Proportional to 1,226,057.40, 1,839,086.10 and 887,509.80

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Solution

The fourth proportional to 1,226,057.40, 1,839,086.10 and 887,509.80 is: 1,331,264.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,057.40 : 1,839,086.10 = 887,509.80 : x
  2. Step 2: Convert to fraction form
    1,226,057.40/1,839,086.10 = 887,509.80/x
  3. Step 3: Cross multiply
    1,226,057.40x = 1,839,086.10 × 887,509.80
  4. Step 4: Simplify right side
    1,226,057.40x = 1,632,206,936,793.78
  5. Step 5: Solve for x
    x = 1,632,206,936,793.78/1,226,057.40
  6. Step 6: Final answer
    x = 1,331,264.70

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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.