Home / 2,740,780.72-4,109,754.52-1,203,146.80

Finding the Fourth Proportional to 2,740,780.72, 4,109,754.52 and 1,203,146.80

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Solution

The fourth proportional to 2,740,780.72, 4,109,754.52 and 1,203,146.80 is: 1,804,098.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,780.72 : 4,109,754.52 = 1,203,146.80 : x
  2. Step 2: Convert to fraction form
    2,740,780.72/4,109,754.52 = 1,203,146.80/x
  3. Step 3: Cross multiply
    2,740,780.72x = 4,109,754.52 × 1,203,146.80
  4. Step 4: Simplify right side
    2,740,780.72x = 4,944,637,999,523.54
  5. Step 5: Solve for x
    x = 4,944,637,999,523.54/2,740,780.72
  6. Step 6: Final answer
    x = 1,804,098.36

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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.