Home / 3,451,702.64-5,178,301.24-1,321,786.84

Finding the Fourth Proportional to 3,451,702.64, 5,178,301.24 and 1,321,786.84

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Solution

The fourth proportional to 3,451,702.64, 5,178,301.24 and 1,321,786.84 is: 1,982,966.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,702.64 : 5,178,301.24 = 1,321,786.84 : x
  2. Step 2: Convert to fraction form
    3,451,702.64/5,178,301.24 = 1,321,786.84/x
  3. Step 3: Cross multiply
    3,451,702.64x = 5,178,301.24 × 1,321,786.84
  4. Step 4: Simplify right side
    3,451,702.64x = 6,844,610,432,587.68
  5. Step 5: Solve for x
    x = 6,844,610,432,587.68/3,451,702.64
  6. Step 6: Final answer
    x = 1,982,966.42

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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.