Home / 2,229,125.51-3,342,634.31-863,538.82

Finding the Fourth Proportional to 2,229,125.51, 3,342,634.31 and 863,538.82

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Solution

The fourth proportional to 2,229,125.51, 3,342,634.31 and 863,538.82 is: 1,294,899.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,125.51 : 3,342,634.31 = 863,538.82 : x
  2. Step 2: Convert to fraction form
    2,229,125.51/3,342,634.31 = 863,538.82/x
  3. Step 3: Cross multiply
    2,229,125.51x = 3,342,634.31 × 863,538.82
  4. Step 4: Simplify right side
    2,229,125.51x = 2,886,494,481,551.18
  5. Step 5: Solve for x
    x = 2,886,494,481,551.18/2,229,125.51
  6. Step 6: Final answer
    x = 1,294,899.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.