Home / 1,284,414.41-1,772,550.24-711,454.52

Finding the Fourth Proportional to 1,284,414.41, 1,772,550.24 and 711,454.52

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Solution

The fourth proportional to 1,284,414.41, 1,772,550.24 and 711,454.52 is: 981,839.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,414.41 : 1,772,550.24 = 711,454.52 : x
  2. Step 2: Convert to fraction form
    1,284,414.41/1,772,550.24 = 711,454.52/x
  3. Step 3: Cross multiply
    1,284,414.41x = 1,772,550.24 × 711,454.52
  4. Step 4: Simplify right side
    1,284,414.41x = 1,261,088,880,175.08
  5. Step 5: Solve for x
    x = 1,261,088,880,175.08/1,284,414.41
  6. Step 6: Final answer
    x = 981,839.56

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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.