Home / 785,366.10-1,178,049.15-682,722.90

Finding the Fourth Proportional to 785,366.10, 1,178,049.15 and 682,722.90

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Solution

The fourth proportional to 785,366.10, 1,178,049.15 and 682,722.90 is: 1,024,084.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,366.10 : 1,178,049.15 = 682,722.90 : x
  2. Step 2: Convert to fraction form
    785,366.10/1,178,049.15 = 682,722.90/x
  3. Step 3: Cross multiply
    785,366.10x = 1,178,049.15 × 682,722.90
  4. Step 4: Simplify right side
    785,366.10x = 804,281,132,030.54
  5. Step 5: Solve for x
    x = 804,281,132,030.54/785,366.10
  6. Step 6: Final answer
    x = 1,024,084.35

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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.