Home / 1,639,393.27-2,262,358.32-914,241.82

Finding the Fourth Proportional to 1,639,393.27, 2,262,358.32 and 914,241.82

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Solution

The fourth proportional to 1,639,393.27, 2,262,358.32 and 914,241.82 is: 1,261,651.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,393.27 : 2,262,358.32 = 914,241.82 : x
  2. Step 2: Convert to fraction form
    1,639,393.27/2,262,358.32 = 914,241.82/x
  3. Step 3: Cross multiply
    1,639,393.27x = 2,262,358.32 × 914,241.82
  4. Step 4: Simplify right side
    1,639,393.27x = 2,068,342,587,968.94
  5. Step 5: Solve for x
    x = 2,068,342,587,968.94/1,639,393.27
  6. Step 6: Final answer
    x = 1,261,651.26

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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.