Home / 1,639,778.27-2,262,888-914,625.36

Finding the Fourth Proportional to 1,639,778.27, 2,262,888 and 914,625.36

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Solution

The fourth proportional to 1,639,778.27, 2,262,888 and 914,625.36 is: 1,262,179.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,778.27 : 2,262,888 = 914,625.36 : x
  2. Step 2: Convert to fraction form
    1,639,778.27/2,262,888 = 914,625.36/x
  3. Step 3: Cross multiply
    1,639,778.27x = 2,262,888 × 914,625.36
  4. Step 4: Simplify right side
    1,639,778.27x = 2,069,694,751,639.68
  5. Step 5: Solve for x
    x = 2,069,694,751,639.68/1,639,778.27
  6. Step 6: Final answer
    x = 1,262,179.65

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1.5x scale

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.