Home / 3,867,631.51-5,337,018.57-2,236,143.55

Finding the Fourth Proportional to 3,867,631.51, 5,337,018.57 and 2,236,143.55

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Solution

The fourth proportional to 3,867,631.51, 5,337,018.57 and 2,236,143.55 is: 3,085,697.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,631.51 : 5,337,018.57 = 2,236,143.55 : x
  2. Step 2: Convert to fraction form
    3,867,631.51/5,337,018.57 = 2,236,143.55/x
  3. Step 3: Cross multiply
    3,867,631.51x = 5,337,018.57 × 2,236,143.55
  4. Step 4: Simplify right side
    3,867,631.51x = 11,934,339,651,535.72
  5. Step 5: Solve for x
    x = 11,934,339,651,535.72/3,867,631.51
  6. Step 6: Final answer
    x = 3,085,697.18

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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.