Home / 3,141,815.49-4,338,262.13-2,561,129.73

Finding the Fourth Proportional to 3,141,815.49, 4,338,262.13 and 2,561,129.73

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Solution

The fourth proportional to 3,141,815.49, 4,338,262.13 and 2,561,129.73 is: 3,536,443.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,815.49 : 4,338,262.13 = 2,561,129.73 : x
  2. Step 2: Convert to fraction form
    3,141,815.49/4,338,262.13 = 2,561,129.73/x
  3. Step 3: Cross multiply
    3,141,815.49x = 4,338,262.13 × 2,561,129.73
  4. Step 4: Simplify right side
    3,141,815.49x = 11,110,852,104,870.48
  5. Step 5: Solve for x
    x = 11,110,852,104,870.48/3,141,815.49
  6. Step 6: Final answer
    x = 3,536,443.23

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Double scale
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1.5x scale

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.