Home / 1,126,266.60-1,554,267.78-616,935.90

Finding the Fourth Proportional to 1,126,266.60, 1,554,267.78 and 616,935.90

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Solution

The fourth proportional to 1,126,266.60, 1,554,267.78 and 616,935.90 is: 851,382.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,266.60 : 1,554,267.78 = 616,935.90 : x
  2. Step 2: Convert to fraction form
    1,126,266.60/1,554,267.78 = 616,935.90/x
  3. Step 3: Cross multiply
    1,126,266.60x = 1,554,267.78 × 616,935.90
  4. Step 4: Simplify right side
    1,126,266.60x = 958,883,591,695.30
  5. Step 5: Solve for x
    x = 958,883,591,695.30/1,126,266.60
  6. Step 6: Final answer
    x = 851,382.43

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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.