Home / 2,856,486.89-3,942,020.70-1,567,326.26

Finding the Fourth Proportional to 2,856,486.89, 3,942,020.70 and 1,567,326.26

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Solution

The fourth proportional to 2,856,486.89, 3,942,020.70 and 1,567,326.26 is: 2,162,947.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,486.89 : 3,942,020.70 = 1,567,326.26 : x
  2. Step 2: Convert to fraction form
    2,856,486.89/3,942,020.70 = 1,567,326.26/x
  3. Step 3: Cross multiply
    2,856,486.89x = 3,942,020.70 × 1,567,326.26
  4. Step 4: Simplify right side
    2,856,486.89x = 6,178,432,540,863.48
  5. Step 5: Solve for x
    x = 6,178,432,540,863.48/2,856,486.89
  6. Step 6: Final answer
    x = 2,162,947.98

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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.