Home / 2,318,628.15-3,199,758.11-1,286,102.27

Finding the Fourth Proportional to 2,318,628.15, 3,199,758.11 and 1,286,102.27

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Solution

The fourth proportional to 2,318,628.15, 3,199,758.11 and 1,286,102.27 is: 1,774,849.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,628.15 : 3,199,758.11 = 1,286,102.27 : x
  2. Step 2: Convert to fraction form
    2,318,628.15/3,199,758.11 = 1,286,102.27/x
  3. Step 3: Cross multiply
    2,318,628.15x = 3,199,758.11 × 1,286,102.27
  4. Step 4: Simplify right side
    2,318,628.15x = 4,115,216,146,292.61
  5. Step 5: Solve for x
    x = 4,115,216,146,292.61/2,318,628.15
  6. Step 6: Final answer
    x = 1,774,849.56

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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.