Home / 5,180,826.28-7,766,534.78-1,813,196.20

Finding the Fourth Proportional to 5,180,826.28, 7,766,534.78 and 1,813,196.20

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Solution

The fourth proportional to 5,180,826.28, 7,766,534.78 and 1,813,196.20 is: 2,718,147.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,826.28 : 7,766,534.78 = 1,813,196.20 : x
  2. Step 2: Convert to fraction form
    5,180,826.28/7,766,534.78 = 1,813,196.20/x
  3. Step 3: Cross multiply
    5,180,826.28x = 7,766,534.78 × 1,813,196.20
  4. Step 4: Simplify right side
    5,180,826.28x = 14,082,251,350,263.84
  5. Step 5: Solve for x
    x = 14,082,251,350,263.84/5,180,826.28
  6. Step 6: Final answer
    x = 2,718,147.76

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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.