Home / 5,701,062.64-7,854,182.04-3,979,145.20

Finding the Fourth Proportional to 5,701,062.64, 7,854,182.04 and 3,979,145.20

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Solution

The fourth proportional to 5,701,062.64, 7,854,182.04 and 3,979,145.20 is: 5,481,948.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701,062.64 : 7,854,182.04 = 3,979,145.20 : x
  2. Step 2: Convert to fraction form
    5,701,062.64/7,854,182.04 = 3,979,145.20/x
  3. Step 3: Cross multiply
    5,701,062.64x = 7,854,182.04 × 3,979,145.20
  4. Step 4: Simplify right side
    5,701,062.64x = 31,252,930,764,392.21
  5. Step 5: Solve for x
    x = 31,252,930,764,392.21/5,701,062.64
  6. Step 6: Final answer
    x = 5,481,948.32

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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.