Home / 2,778,471.29-4,165,311.38-1,073,810.75

Finding the Fourth Proportional to 2,778,471.29, 4,165,311.38 and 1,073,810.75

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Solution

The fourth proportional to 2,778,471.29, 4,165,311.38 and 1,073,810.75 is: 1,609,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,471.29 : 4,165,311.38 = 1,073,810.75 : x
  2. Step 2: Convert to fraction form
    2,778,471.29/4,165,311.38 = 1,073,810.75/x
  3. Step 3: Cross multiply
    2,778,471.29x = 4,165,311.38 × 1,073,810.75
  4. Step 4: Simplify right side
    2,778,471.29x = 4,472,756,110,745.72
  5. Step 5: Solve for x
    x = 4,472,756,110,745.72/2,778,471.29
  6. Step 6: Final answer
    x = 1,609,790.30

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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.