Home / 3,867,674.51-5,337,077.91-2,236,186.55

Finding the Fourth Proportional to 3,867,674.51, 5,337,077.91 and 2,236,186.55

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Solution

The fourth proportional to 3,867,674.51, 5,337,077.91 and 2,236,186.55 is: 3,085,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,674.51 : 5,337,077.91 = 2,236,186.55 : x
  2. Step 2: Convert to fraction form
    3,867,674.51/5,337,077.91 = 2,236,186.55/x
  3. Step 3: Cross multiply
    3,867,674.51x = 5,337,077.91 × 2,236,186.55
  4. Step 4: Simplify right side
    3,867,674.51x = 11,934,701,838,644.11
  5. Step 5: Solve for x
    x = 11,934,701,838,644.11/3,867,674.51
  6. Step 6: Final answer
    x = 3,085,756.52

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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.