Home / 2,659,463.28-3,989,194.89-664,919.28

Finding the Fourth Proportional to 2,659,463.28, 3,989,194.89 and 664,919.28

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Solution

The fourth proportional to 2,659,463.28, 3,989,194.89 and 664,919.28 is: 997,378.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,463.28 : 3,989,194.89 = 664,919.28 : x
  2. Step 2: Convert to fraction form
    2,659,463.28/3,989,194.89 = 664,919.28/x
  3. Step 3: Cross multiply
    2,659,463.28x = 3,989,194.89 × 664,919.28
  4. Step 4: Simplify right side
    2,659,463.28x = 2,652,492,594,038.48
  5. Step 5: Solve for x
    x = 2,652,492,594,038.48/2,659,463.28
  6. Step 6: Final answer
    x = 997,378.91

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Similar ratio
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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.