Home / 3,935,000.45-5,904,216.05-1,378,049.65

Finding the Fourth Proportional to 3,935,000.45, 5,904,216.05 and 1,378,049.65

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Solution

The fourth proportional to 3,935,000.45, 5,904,216.05 and 1,378,049.65 is: 2,067,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935,000.45 : 5,904,216.05 = 1,378,049.65 : x
  2. Step 2: Convert to fraction form
    3,935,000.45/5,904,216.05 = 1,378,049.65/x
  3. Step 3: Cross multiply
    3,935,000.45x = 5,904,216.05 × 1,378,049.65
  4. Step 4: Simplify right side
    3,935,000.45x = 8,136,302,861,226.88
  5. Step 5: Solve for x
    x = 8,136,302,861,226.88/3,935,000.45
  6. Step 6: Final answer
    x = 2,067,675.20

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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.