Home / 3,942,568.16-5,440,520.56-2,223,586.08

Finding the Fourth Proportional to 3,942,568.16, 5,440,520.56 and 2,223,586.08

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Solution

The fourth proportional to 3,942,568.16, 5,440,520.56 and 2,223,586.08 is: 3,068,422.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,568.16 : 5,440,520.56 = 2,223,586.08 : x
  2. Step 2: Convert to fraction form
    3,942,568.16/5,440,520.56 = 2,223,586.08/x
  3. Step 3: Cross multiply
    3,942,568.16x = 5,440,520.56 × 2,223,586.08
  4. Step 4: Simplify right side
    3,942,568.16x = 12,097,465,785,169.80
  5. Step 5: Solve for x
    x = 12,097,465,785,169.80/3,942,568.16
  6. Step 6: Final answer
    x = 3,068,422.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.