Home / 1,914,549.14-2,642,077.85-1,055,109.39

Finding the Fourth Proportional to 1,914,549.14, 2,642,077.85 and 1,055,109.39

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Solution

The fourth proportional to 1,914,549.14, 2,642,077.85 and 1,055,109.39 is: 1,456,050.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,549.14 : 2,642,077.85 = 1,055,109.39 : x
  2. Step 2: Convert to fraction form
    1,914,549.14/2,642,077.85 = 1,055,109.39/x
  3. Step 3: Cross multiply
    1,914,549.14x = 2,642,077.85 × 1,055,109.39
  4. Step 4: Simplify right side
    1,914,549.14x = 2,787,681,143,370.46
  5. Step 5: Solve for x
    x = 2,787,681,143,370.46/1,914,549.14
  6. Step 6: Final answer
    x = 1,456,050.98

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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.