Home / 1,948,765.20-2,923,082.16-686,560

Finding the Fourth Proportional to 1,948,765.20, 2,923,082.16 and 686,560

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Solution

The fourth proportional to 1,948,765.20, 2,923,082.16 and 686,560 is: 1,029,816.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,765.20 : 2,923,082.16 = 686,560 : x
  2. Step 2: Convert to fraction form
    1,948,765.20/2,923,082.16 = 686,560/x
  3. Step 3: Cross multiply
    1,948,765.20x = 2,923,082.16 × 686,560
  4. Step 4: Simplify right side
    1,948,765.20x = 2,006,871,287,769.60
  5. Step 5: Solve for x
    x = 2,006,871,287,769.60/1,948,765.20
  6. Step 6: Final answer
    x = 1,029,816.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.