Home / 2,856,020.52-4,284,040.78-726,104.86

Finding the Fourth Proportional to 2,856,020.52, 4,284,040.78 and 726,104.86

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Solution

The fourth proportional to 2,856,020.52, 4,284,040.78 and 726,104.86 is: 1,089,159.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,020.52 : 4,284,040.78 = 726,104.86 : x
  2. Step 2: Convert to fraction form
    2,856,020.52/4,284,040.78 = 726,104.86/x
  3. Step 3: Cross multiply
    2,856,020.52x = 4,284,040.78 × 726,104.86
  4. Step 4: Simplify right side
    2,856,020.52x = 3,110,662,830,796.19
  5. Step 5: Solve for x
    x = 3,110,662,830,796.19/2,856,020.52
  6. Step 6: Final answer
    x = 1,089,159.83

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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.