Home / 2,040,385.32-2,815,753.32-1,122,626.57

Finding the Fourth Proportional to 2,040,385.32, 2,815,753.32 and 1,122,626.57

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Solution

The fourth proportional to 2,040,385.32, 2,815,753.32 and 1,122,626.57 is: 1,549,236.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,385.32 : 2,815,753.32 = 1,122,626.57 : x
  2. Step 2: Convert to fraction form
    2,040,385.32/2,815,753.32 = 1,122,626.57/x
  3. Step 3: Cross multiply
    2,040,385.32x = 2,815,753.32 × 1,122,626.57
  4. Step 4: Simplify right side
    2,040,385.32x = 3,161,039,477,518.95
  5. Step 5: Solve for x
    x = 3,161,039,477,518.95/2,040,385.32
  6. Step 6: Final answer
    x = 1,549,236.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.