Home / 1,925,591.28-2,657,343.96-1,109,344.56

Finding the Fourth Proportional to 1,925,591.28, 2,657,343.96 and 1,109,344.56

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Solution

The fourth proportional to 1,925,591.28, 2,657,343.96 and 1,109,344.56 is: 1,530,911.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,591.28 : 2,657,343.96 = 1,109,344.56 : x
  2. Step 2: Convert to fraction form
    1,925,591.28/2,657,343.96 = 1,109,344.56/x
  3. Step 3: Cross multiply
    1,925,591.28x = 2,657,343.96 × 1,109,344.56
  4. Step 4: Simplify right side
    1,925,591.28x = 2,947,910,066,074.86
  5. Step 5: Solve for x
    x = 2,947,910,066,074.86/1,925,591.28
  6. Step 6: Final answer
    x = 1,530,911.62

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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.