Home / 2,415,489.31-3,333,382.16-1,383,012.92

Finding the Fourth Proportional to 2,415,489.31, 3,333,382.16 and 1,383,012.92

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Solution

The fourth proportional to 2,415,489.31, 3,333,382.16 and 1,383,012.92 is: 1,908,561.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415,489.31 : 3,333,382.16 = 1,383,012.92 : x
  2. Step 2: Convert to fraction form
    2,415,489.31/3,333,382.16 = 1,383,012.92/x
  3. Step 3: Cross multiply
    2,415,489.31x = 3,333,382.16 × 1,383,012.92
  4. Step 4: Simplify right side
    2,415,489.31x = 4,610,110,587,662.44
  5. Step 5: Solve for x
    x = 4,610,110,587,662.44/2,415,489.31
  6. Step 6: Final answer
    x = 1,908,561.79

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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.