Home / 3,871,258-5,342,336.04-2,175,514

Finding the Fourth Proportional to 3,871,258, 5,342,336.04 and 2,175,514

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Solution

The fourth proportional to 3,871,258, 5,342,336.04 and 2,175,514 is: 3,002,209.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871,258 : 5,342,336.04 = 2,175,514 : x
  2. Step 2: Convert to fraction form
    3,871,258/5,342,336.04 = 2,175,514/x
  3. Step 3: Cross multiply
    3,871,258x = 5,342,336.04 × 2,175,514
  4. Step 4: Simplify right side
    3,871,258x = 11,622,326,847,724.56
  5. Step 5: Solve for x
    x = 11,622,326,847,724.56/3,871,258
  6. Step 6: Final answer
    x = 3,002,209.32

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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.