Home / 2,778,472.92-3,834,888.12-1,809,874.92

Finding the Fourth Proportional to 2,778,472.92, 3,834,888.12 and 1,809,874.92

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Solution

The fourth proportional to 2,778,472.92, 3,834,888.12 and 1,809,874.92 is: 2,498,015.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,472.92 : 3,834,888.12 = 1,809,874.92 : x
  2. Step 2: Convert to fraction form
    2,778,472.92/3,834,888.12 = 1,809,874.92/x
  3. Step 3: Cross multiply
    2,778,472.92x = 3,834,888.12 × 1,809,874.92
  4. Step 4: Simplify right side
    2,778,472.92x = 6,940,667,829,393.95
  5. Step 5: Solve for x
    x = 6,940,667,829,393.95/2,778,472.92
  6. Step 6: Final answer
    x = 2,498,015.29

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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.