Home / 3,438,233.80-5,157,350.70-3,119,369.20

Finding the Fourth Proportional to 3,438,233.80, 5,157,350.70 and 3,119,369.20

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Solution

The fourth proportional to 3,438,233.80, 5,157,350.70 and 3,119,369.20 is: 4,679,053.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,233.80 : 5,157,350.70 = 3,119,369.20 : x
  2. Step 2: Convert to fraction form
    3,438,233.80/5,157,350.70 = 3,119,369.20/x
  3. Step 3: Cross multiply
    3,438,233.80x = 5,157,350.70 × 3,119,369.20
  4. Step 4: Simplify right side
    3,438,233.80x = 16,087,680,927,178.44
  5. Step 5: Solve for x
    x = 16,087,680,927,178.44/3,438,233.80
  6. Step 6: Final answer
    x = 4,679,053.80

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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.