Home / 3,965,761.92-5,472,786.08-2,154,925.92

Finding the Fourth Proportional to 3,965,761.92, 5,472,786.08 and 2,154,925.92

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Solution

The fourth proportional to 3,965,761.92, 5,472,786.08 and 2,154,925.92 is: 2,973,816.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965,761.92 : 5,472,786.08 = 2,154,925.92 : x
  2. Step 2: Convert to fraction form
    3,965,761.92/5,472,786.08 = 2,154,925.92/x
  3. Step 3: Cross multiply
    3,965,761.92x = 5,472,786.08 × 2,154,925.92
  4. Step 4: Simplify right side
    3,965,761.92x = 11,793,448,578,407.19
  5. Step 5: Solve for x
    x = 11,793,448,578,407.19/3,965,761.92
  6. Step 6: Final answer
    x = 2,973,816.59

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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.