Home / 1,639,339.92-2,262,298.80-914,233.44

Finding the Fourth Proportional to 1,639,339.92, 2,262,298.80 and 914,233.44

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Solution

The fourth proportional to 1,639,339.92, 2,262,298.80 and 914,233.44 is: 1,261,647.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,339.92 : 2,262,298.80 = 914,233.44 : x
  2. Step 2: Convert to fraction form
    1,639,339.92/2,262,298.80 = 914,233.44/x
  3. Step 3: Cross multiply
    1,639,339.92x = 2,262,298.80 × 914,233.44
  4. Step 4: Simplify right side
    1,639,339.92x = 2,068,269,214,231.87
  5. Step 5: Solve for x
    x = 2,068,269,214,231.87/1,639,339.92
  6. Step 6: Final answer
    x = 1,261,647.56

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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.