Home / 3,515,882.21-5,300,175.52-3,281,521.43

Finding the Fourth Proportional to 3,515,882.21, 5,300,175.52 and 3,281,521.43

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Solution

The fourth proportional to 3,515,882.21, 5,300,175.52 and 3,281,521.43 is: 4,946,877.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515,882.21 : 5,300,175.52 = 3,281,521.43 : x
  2. Step 2: Convert to fraction form
    3,515,882.21/5,300,175.52 = 3,281,521.43/x
  3. Step 3: Cross multiply
    3,515,882.21x = 5,300,175.52 × 3,281,521.43
  4. Step 4: Simplify right side
    3,515,882.21x = 17,392,639,551,641.39
  5. Step 5: Solve for x
    x = 17,392,639,551,641.39/3,515,882.21
  6. Step 6: Final answer
    x = 4,946,877.77

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.