Home / 816,087.30-1,222,928.10-591,919.80

Finding the Fourth Proportional to 816,087.30, 1,222,928.10 and 591,919.80

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Solution

The fourth proportional to 816,087.30, 1,222,928.10 and 591,919.80 is: 887,007.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,087.30 : 1,222,928.10 = 591,919.80 : x
  2. Step 2: Convert to fraction form
    816,087.30/1,222,928.10 = 591,919.80/x
  3. Step 3: Cross multiply
    816,087.30x = 1,222,928.10 × 591,919.80
  4. Step 4: Simplify right side
    816,087.30x = 723,875,356,366.38
  5. Step 5: Solve for x
    x = 723,875,356,366.38/816,087.30
  6. Step 6: Final answer
    x = 887,007.26

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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.