Home / 3,859,450.20-5,326,049.51-2,117,133.91

Finding the Fourth Proportional to 3,859,450.20, 5,326,049.51 and 2,117,133.91

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Solution

The fourth proportional to 3,859,450.20, 5,326,049.51 and 2,117,133.91 is: 2,921,649.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859,450.20 : 5,326,049.51 = 2,117,133.91 : x
  2. Step 2: Convert to fraction form
    3,859,450.20/5,326,049.51 = 2,117,133.91/x
  3. Step 3: Cross multiply
    3,859,450.20x = 5,326,049.51 × 2,117,133.91
  4. Step 4: Simplify right side
    3,859,450.20x = 11,275,960,034,692.46
  5. Step 5: Solve for x
    x = 11,275,960,034,692.46/3,859,450.20
  6. Step 6: Final answer
    x = 2,921,649.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.