Home / 2,689,035.20-4,031,111.46-1,341,609.92

Finding the Fourth Proportional to 2,689,035.20, 4,031,111.46 and 1,341,609.92

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Solution

The fourth proportional to 2,689,035.20, 4,031,111.46 and 1,341,609.92 is: 2,011,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,035.20 : 4,031,111.46 = 1,341,609.92 : x
  2. Step 2: Convert to fraction form
    2,689,035.20/4,031,111.46 = 1,341,609.92/x
  3. Step 3: Cross multiply
    2,689,035.20x = 4,031,111.46 × 1,341,609.92
  4. Step 4: Simplify right side
    2,689,035.20x = 5,408,179,123,361.68
  5. Step 5: Solve for x
    x = 5,408,179,123,361.68/2,689,035.20
  6. Step 6: Final answer
    x = 2,011,196.85

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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.