Home / 1,914,505.20-2,642,035.20-1,055,096.88

Finding the Fourth Proportional to 1,914,505.20, 2,642,035.20 and 1,055,096.88

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Solution

The fourth proportional to 1,914,505.20, 2,642,035.20 and 1,055,096.88 is: 1,456,043.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,505.20 : 2,642,035.20 = 1,055,096.88 : x
  2. Step 2: Convert to fraction form
    1,914,505.20/2,642,035.20 = 1,055,096.88/x
  3. Step 3: Cross multiply
    1,914,505.20x = 2,642,035.20 × 1,055,096.88
  4. Step 4: Simplify right side
    1,914,505.20x = 2,787,603,096,370.18
  5. Step 5: Solve for x
    x = 2,787,603,096,370.18/1,914,505.20
  6. Step 6: Final answer
    x = 1,456,043.63

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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.