Home / 1,824,385.71-2,517,234.56-1,089,196.90

Finding the Fourth Proportional to 1,824,385.71, 2,517,234.56 and 1,089,196.90

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Solution

The fourth proportional to 1,824,385.71, 2,517,234.56 and 1,089,196.90 is: 1,502,842.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824,385.71 : 2,517,234.56 = 1,089,196.90 : x
  2. Step 2: Convert to fraction form
    1,824,385.71/2,517,234.56 = 1,089,196.90/x
  3. Step 3: Cross multiply
    1,824,385.71x = 2,517,234.56 × 1,089,196.90
  4. Step 4: Simplify right side
    1,824,385.71x = 2,741,764,067,585.79
  5. Step 5: Solve for x
    x = 2,741,764,067,585.79/1,824,385.71
  6. Step 6: Final answer
    x = 1,502,842.33

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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.