Home / 2,231,888.25-3,080,027.66-1,213,314.87

Finding the Fourth Proportional to 2,231,888.25, 3,080,027.66 and 1,213,314.87

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Solution

The fourth proportional to 2,231,888.25, 3,080,027.66 and 1,213,314.87 is: 1,674,386.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,888.25 : 3,080,027.66 = 1,213,314.87 : x
  2. Step 2: Convert to fraction form
    2,231,888.25/3,080,027.66 = 1,213,314.87/x
  3. Step 3: Cross multiply
    2,231,888.25x = 3,080,027.66 × 1,213,314.87
  4. Step 4: Simplify right side
    2,231,888.25x = 3,737,043,353,822.73
  5. Step 5: Solve for x
    x = 3,737,043,353,822.73/2,231,888.25
  6. Step 6: Final answer
    x = 1,674,386.41

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1.5x scale

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.