Home / 2,271,799.78-3,135,092.65-1,239,329.57

Finding the Fourth Proportional to 2,271,799.78, 3,135,092.65 and 1,239,329.57

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Solution

The fourth proportional to 2,271,799.78, 3,135,092.65 and 1,239,329.57 is: 1,710,279.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,799.78 : 3,135,092.65 = 1,239,329.57 : x
  2. Step 2: Convert to fraction form
    2,271,799.78/3,135,092.65 = 1,239,329.57/x
  3. Step 3: Cross multiply
    2,271,799.78x = 3,135,092.65 × 1,239,329.57
  4. Step 4: Simplify right side
    2,271,799.78x = 3,885,413,007,060.87
  5. Step 5: Solve for x
    x = 3,885,413,007,060.87/2,271,799.78
  6. Step 6: Final answer
    x = 1,710,279.68

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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.