Home / 1,982,751.36-2,736,221.76-1,077,348.48

Finding the Fourth Proportional to 1,982,751.36, 2,736,221.76 and 1,077,348.48

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Solution

The fourth proportional to 1,982,751.36, 2,736,221.76 and 1,077,348.48 is: 1,486,754.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,751.36 : 2,736,221.76 = 1,077,348.48 : x
  2. Step 2: Convert to fraction form
    1,982,751.36/2,736,221.76 = 1,077,348.48/x
  3. Step 3: Cross multiply
    1,982,751.36x = 2,736,221.76 × 1,077,348.48
  4. Step 4: Simplify right side
    1,982,751.36x = 2,947,864,354,078.92
  5. Step 5: Solve for x
    x = 2,947,864,354,078.92/1,982,751.36
  6. Step 6: Final answer
    x = 1,486,754.42

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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.