Home / 1,342,188.52-2,013,022.84-521,525.73

Finding the Fourth Proportional to 1,342,188.52, 2,013,022.84 and 521,525.73

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Solution

The fourth proportional to 1,342,188.52, 2,013,022.84 and 521,525.73 is: 782,187.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,188.52 : 2,013,022.84 = 521,525.73 : x
  2. Step 2: Convert to fraction form
    1,342,188.52/2,013,022.84 = 521,525.73/x
  3. Step 3: Cross multiply
    1,342,188.52x = 2,013,022.84 × 521,525.73
  4. Step 4: Simplify right side
    1,342,188.52x = 1,049,843,203,530.04
  5. Step 5: Solve for x
    x = 1,049,843,203,530.04/1,342,188.52
  6. Step 6: Final answer
    x = 782,187.59

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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.