Home / 2,823,938.68-4,234,198.90-1,139,073.88

Finding the Fourth Proportional to 2,823,938.68, 4,234,198.90 and 1,139,073.88

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Solution

The fourth proportional to 2,823,938.68, 4,234,198.90 and 1,139,073.88 is: 1,707,921.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823,938.68 : 4,234,198.90 = 1,139,073.88 : x
  2. Step 2: Convert to fraction form
    2,823,938.68/4,234,198.90 = 1,139,073.88/x
  3. Step 3: Cross multiply
    2,823,938.68x = 4,234,198.90 × 1,139,073.88
  4. Step 4: Simplify right side
    2,823,938.68x = 4,823,065,369,714.73
  5. Step 5: Solve for x
    x = 4,823,065,369,714.73/2,823,938.68
  6. Step 6: Final answer
    x = 1,707,921.42

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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.