Home / 3,182,584.86-4,392,811.89-1,959,915.51

Finding the Fourth Proportional to 3,182,584.86, 4,392,811.89 and 1,959,915.51

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Solution

The fourth proportional to 3,182,584.86, 4,392,811.89 and 1,959,915.51 is: 2,705,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,584.86 : 4,392,811.89 = 1,959,915.51 : x
  2. Step 2: Convert to fraction form
    3,182,584.86/4,392,811.89 = 1,959,915.51/x
  3. Step 3: Cross multiply
    3,182,584.86x = 4,392,811.89 × 1,959,915.51
  4. Step 4: Simplify right side
    3,182,584.86x = 8,609,540,155,723.41
  5. Step 5: Solve for x
    x = 8,609,540,155,723.41/3,182,584.86
  6. Step 6: Final answer
    x = 2,705,203.64

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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.