Home / 5,694,985.70-7,858,975.20-3,116,614.76

Finding the Fourth Proportional to 5,694,985.70, 7,858,975.20 and 3,116,614.76

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Solution

The fourth proportional to 5,694,985.70, 7,858,975.20 and 3,116,614.76 is: 4,300,870.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694,985.70 : 7,858,975.20 = 3,116,614.76 : x
  2. Step 2: Convert to fraction form
    5,694,985.70/7,858,975.20 = 3,116,614.76/x
  3. Step 3: Cross multiply
    5,694,985.70x = 7,858,975.20 × 3,116,614.76
  4. Step 4: Simplify right side
    5,694,985.70x = 24,493,398,106,793.95
  5. Step 5: Solve for x
    x = 24,493,398,106,793.95/5,694,985.70
  6. Step 6: Final answer
    x = 4,300,870.87

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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.