Home / 1,914,519.48-2,642,092.25-1,055,135.10

Finding the Fourth Proportional to 1,914,519.48, 2,642,092.25 and 1,055,135.10

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Solution

The fourth proportional to 1,914,519.48, 2,642,092.25 and 1,055,135.10 is: 1,456,116.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,519.48 : 2,642,092.25 = 1,055,135.10 : x
  2. Step 2: Convert to fraction form
    1,914,519.48/2,642,092.25 = 1,055,135.10/x
  3. Step 3: Cross multiply
    1,914,519.48x = 2,642,092.25 × 1,055,135.10
  4. Step 4: Simplify right side
    1,914,519.48x = 2,787,764,265,137.30
  5. Step 5: Solve for x
    x = 2,787,764,265,137.30/1,914,519.48
  6. Step 6: Final answer
    x = 1,456,116.95

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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.