Home / 3,875,565.05-5,809,984.54-1,954,872.92

Finding the Fourth Proportional to 3,875,565.05, 5,809,984.54 and 1,954,872.92

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Solution

The fourth proportional to 3,875,565.05, 5,809,984.54 and 1,954,872.92 is: 2,930,613.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875,565.05 : 5,809,984.54 = 1,954,872.92 : x
  2. Step 2: Convert to fraction form
    3,875,565.05/5,809,984.54 = 1,954,872.92/x
  3. Step 3: Cross multiply
    3,875,565.05x = 5,809,984.54 × 1,954,872.92
  4. Step 4: Simplify right side
    3,875,565.05x = 11,357,781,442,864.66
  5. Step 5: Solve for x
    x = 11,357,781,442,864.66/3,875,565.05
  6. Step 6: Final answer
    x = 2,930,613.03

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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.