Home / 2,914,469.40-4,371,704.10-2,788,498.20

Finding the Fourth Proportional to 2,914,469.40, 4,371,704.10 and 2,788,498.20

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Solution

The fourth proportional to 2,914,469.40, 4,371,704.10 and 2,788,498.20 is: 4,182,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,469.40 : 4,371,704.10 = 2,788,498.20 : x
  2. Step 2: Convert to fraction form
    2,914,469.40/4,371,704.10 = 2,788,498.20/x
  3. Step 3: Cross multiply
    2,914,469.40x = 4,371,704.10 × 2,788,498.20
  4. Step 4: Simplify right side
    2,914,469.40x = 12,190,489,013,782.62
  5. Step 5: Solve for x
    x = 12,190,489,013,782.62/2,914,469.40
  6. Step 6: Final answer
    x = 4,182,747.30

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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.