Home / 2,665,377.92-3,998,063.64-868,258.46

Finding the Fourth Proportional to 2,665,377.92, 3,998,063.64 and 868,258.46

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Solution

The fourth proportional to 2,665,377.92, 3,998,063.64 and 868,258.46 is: 1,302,386.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,377.92 : 3,998,063.64 = 868,258.46 : x
  2. Step 2: Convert to fraction form
    2,665,377.92/3,998,063.64 = 868,258.46/x
  3. Step 3: Cross multiply
    2,665,377.92x = 3,998,063.64 × 868,258.46
  4. Step 4: Simplify right side
    2,665,377.92x = 3,471,352,579,048.39
  5. Step 5: Solve for x
    x = 3,471,352,579,048.39/2,665,377.92
  6. Step 6: Final answer
    x = 1,302,386.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.