Home / 2,250,246.80-3,105,335.40-1,231,642.64

Finding the Fourth Proportional to 2,250,246.80, 3,105,335.40 and 1,231,642.64

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Solution

The fourth proportional to 2,250,246.80, 3,105,335.40 and 1,231,642.64 is: 1,699,664.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250,246.80 : 3,105,335.40 = 1,231,642.64 : x
  2. Step 2: Convert to fraction form
    2,250,246.80/3,105,335.40 = 1,231,642.64/x
  3. Step 3: Cross multiply
    2,250,246.80x = 3,105,335.40 × 1,231,642.64
  4. Step 4: Simplify right side
    2,250,246.80x = 3,824,663,490,141.46
  5. Step 5: Solve for x
    x = 3,824,663,490,141.46/2,250,246.80
  6. Step 6: Final answer
    x = 1,699,664.01

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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.