Home / 2,580,905.57-3,561,741.11-1,419,441.60

Finding the Fourth Proportional to 2,580,905.57, 3,561,741.11 and 1,419,441.60

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Solution

The fourth proportional to 2,580,905.57, 3,561,741.11 and 1,419,441.60 is: 1,958,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,905.57 : 3,561,741.11 = 1,419,441.60 : x
  2. Step 2: Convert to fraction form
    2,580,905.57/3,561,741.11 = 1,419,441.60/x
  3. Step 3: Cross multiply
    2,580,905.57x = 3,561,741.11 × 1,419,441.60
  4. Step 4: Simplify right side
    2,580,905.57x = 5,055,683,516,869.31
  5. Step 5: Solve for x
    x = 5,055,683,516,869.31/2,580,905.57
  6. Step 6: Final answer
    x = 1,958,879.70

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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.