Home / 1,396,723.28-2,094,227.47-542,797.85

Finding the Fourth Proportional to 1,396,723.28, 2,094,227.47 and 542,797.85

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Solution

The fourth proportional to 1,396,723.28, 2,094,227.47 and 542,797.85 is: 813,863.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,723.28 : 2,094,227.47 = 542,797.85 : x
  2. Step 2: Convert to fraction form
    1,396,723.28/2,094,227.47 = 542,797.85/x
  3. Step 3: Cross multiply
    1,396,723.28x = 2,094,227.47 × 542,797.85
  4. Step 4: Simplify right side
    1,396,723.28x = 1,136,742,168,126.94
  5. Step 5: Solve for x
    x = 1,136,742,168,126.94/1,396,723.28
  6. Step 6: Final answer
    x = 813,863.55

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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.