Home / 2,288,315.13-3,157,874.87-1,269,883.77

Finding the Fourth Proportional to 2,288,315.13, 3,157,874.87 and 1,269,883.77

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Solution

The fourth proportional to 2,288,315.13, 3,157,874.87 and 1,269,883.77 is: 1,752,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,315.13 : 3,157,874.87 = 1,269,883.77 : x
  2. Step 2: Convert to fraction form
    2,288,315.13/3,157,874.87 = 1,269,883.77/x
  3. Step 3: Cross multiply
    2,288,315.13x = 3,157,874.87 × 1,269,883.77
  4. Step 4: Simplify right side
    2,288,315.13x = 4,010,134,045,103.86
  5. Step 5: Solve for x
    x = 4,010,134,045,103.86/2,288,315.13
  6. Step 6: Final answer
    x = 1,752,439.60

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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.