Home / 2,805,441.57-3,871,431.96-1,581,736.43

Finding the Fourth Proportional to 2,805,441.57, 3,871,431.96 and 1,581,736.43

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Solution

The fourth proportional to 2,805,441.57, 3,871,431.96 and 1,581,736.43 is: 2,182,752.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,441.57 : 3,871,431.96 = 1,581,736.43 : x
  2. Step 2: Convert to fraction form
    2,805,441.57/3,871,431.96 = 1,581,736.43/x
  3. Step 3: Cross multiply
    2,805,441.57x = 3,871,431.96 × 1,581,736.43
  4. Step 4: Simplify right side
    2,805,441.57x = 6,123,584,948,041.14
  5. Step 5: Solve for x
    x = 6,123,584,948,041.14/2,805,441.57
  6. Step 6: Final answer
    x = 2,182,752.62

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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.