Home / 5,085,228.27-7,015,637.25-2,879,584.77

Finding the Fourth Proportional to 5,085,228.27, 7,015,637.25 and 2,879,584.77

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Solution

The fourth proportional to 5,085,228.27, 7,015,637.25 and 2,879,584.77 is: 3,972,707.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085,228.27 : 7,015,637.25 = 2,879,584.77 : x
  2. Step 2: Convert to fraction form
    5,085,228.27/7,015,637.25 = 2,879,584.77/x
  3. Step 3: Cross multiply
    5,085,228.27x = 7,015,637.25 × 2,879,584.77
  4. Step 4: Simplify right side
    5,085,228.27x = 20,202,122,176,944.68
  5. Step 5: Solve for x
    x = 20,202,122,176,944.68/5,085,228.27
  6. Step 6: Final answer
    x = 3,972,707.05

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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.