Home / 3,867,618.51-5,337,000.63-2,236,130.55

Finding the Fourth Proportional to 3,867,618.51, 5,337,000.63 and 2,236,130.55

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Solution

The fourth proportional to 3,867,618.51, 5,337,000.63 and 2,236,130.55 is: 3,085,679.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,618.51 : 5,337,000.63 = 2,236,130.55 : x
  2. Step 2: Convert to fraction form
    3,867,618.51/5,337,000.63 = 2,236,130.55/x
  3. Step 3: Cross multiply
    3,867,618.51x = 5,337,000.63 × 2,236,130.55
  4. Step 4: Simplify right side
    3,867,618.51x = 11,934,230,154,112.25
  5. Step 5: Solve for x
    x = 11,934,230,154,112.25/3,867,618.51
  6. Step 6: Final answer
    x = 3,085,679.24

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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.