Home / 4,171,721.40-6,246,522.90-3,286,985.40

Finding the Fourth Proportional to 4,171,721.40, 6,246,522.90 and 3,286,985.40

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Solution

The fourth proportional to 4,171,721.40, 6,246,522.90 and 3,286,985.40 is: 4,921,764.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171,721.40 : 6,246,522.90 = 3,286,985.40 : x
  2. Step 2: Convert to fraction form
    4,171,721.40/6,246,522.90 = 3,286,985.40/x
  3. Step 3: Cross multiply
    4,171,721.40x = 6,246,522.90 × 3,286,985.40
  4. Step 4: Simplify right side
    4,171,721.40x = 20,532,229,573,065.66
  5. Step 5: Solve for x
    x = 20,532,229,573,065.66/4,171,721.40
  6. Step 6: Final answer
    x = 4,921,764.33

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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.