Home / 2,132,135.52-2,942,063.52-1,369,222.48

Finding the Fourth Proportional to 2,132,135.52, 2,942,063.52 and 1,369,222.48

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Solution

The fourth proportional to 2,132,135.52, 2,942,063.52 and 1,369,222.48 is: 1,889,344.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,135.52 : 2,942,063.52 = 1,369,222.48 : x
  2. Step 2: Convert to fraction form
    2,132,135.52/2,942,063.52 = 1,369,222.48/x
  3. Step 3: Cross multiply
    2,132,135.52x = 2,942,063.52 × 1,369,222.48
  4. Step 4: Simplify right side
    2,132,135.52x = 4,028,339,509,171.93
  5. Step 5: Solve for x
    x = 4,028,339,509,171.93/2,132,135.52
  6. Step 6: Final answer
    x = 1,889,344.96

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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.