Home / 2,127,046.44-3,187,908.78-1,062,385.68

Finding the Fourth Proportional to 2,127,046.44, 3,187,908.78 and 1,062,385.68

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Solution

The fourth proportional to 2,127,046.44, 3,187,908.78 and 1,062,385.68 is: 1,592,249.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,046.44 : 3,187,908.78 = 1,062,385.68 : x
  2. Step 2: Convert to fraction form
    2,127,046.44/3,187,908.78 = 1,062,385.68/x
  3. Step 3: Cross multiply
    2,127,046.44x = 3,187,908.78 × 1,062,385.68
  4. Step 4: Simplify right side
    2,127,046.44x = 3,386,788,637,018.27
  5. Step 5: Solve for x
    x = 3,386,788,637,018.27/2,127,046.44
  6. Step 6: Final answer
    x = 1,592,249.50

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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.