Home / 3,935,000.70-5,904,216.43-1,378,049.91

Finding the Fourth Proportional to 3,935,000.70, 5,904,216.43 and 1,378,049.91

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Solution

The fourth proportional to 3,935,000.70, 5,904,216.43 and 1,378,049.91 is: 2,067,675.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935,000.70 : 5,904,216.43 = 1,378,049.91 : x
  2. Step 2: Convert to fraction form
    3,935,000.70/5,904,216.43 = 1,378,049.91/x
  3. Step 3: Cross multiply
    3,935,000.70x = 5,904,216.43 × 1,378,049.91
  4. Step 4: Simplify right side
    3,935,000.70x = 8,136,304,919,982.02
  5. Step 5: Solve for x
    x = 8,136,304,919,982.02/3,935,000.70
  6. Step 6: Final answer
    x = 2,067,675.60

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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.