Home / 2,081,414.73-2,871,300.33-1,393,115.43

Finding the Fourth Proportional to 2,081,414.73, 2,871,300.33 and 1,393,115.43

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Solution

The fourth proportional to 2,081,414.73, 2,871,300.33 and 1,393,115.43 is: 1,921,795.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,414.73 : 2,871,300.33 = 1,393,115.43 : x
  2. Step 2: Convert to fraction form
    2,081,414.73/2,871,300.33 = 1,393,115.43/x
  3. Step 3: Cross multiply
    2,081,414.73x = 2,871,300.33 × 1,393,115.43
  4. Step 4: Simplify right side
    2,081,414.73x = 4,000,052,793,887.09
  5. Step 5: Solve for x
    x = 4,000,052,793,887.09/2,081,414.73
  6. Step 6: Final answer
    x = 1,921,795.18

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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.