Home / 3,219,659.52-4,442,915.34-1,769,323.74

Finding the Fourth Proportional to 3,219,659.52, 4,442,915.34 and 1,769,323.74

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Solution

The fourth proportional to 3,219,659.52, 4,442,915.34 and 1,769,323.74 is: 2,441,548.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,659.52 : 4,442,915.34 = 1,769,323.74 : x
  2. Step 2: Convert to fraction form
    3,219,659.52/4,442,915.34 = 1,769,323.74/x
  3. Step 3: Cross multiply
    3,219,659.52x = 4,442,915.34 × 1,769,323.74
  4. Step 4: Simplify right side
    3,219,659.52x = 7,860,955,585,872.17
  5. Step 5: Solve for x
    x = 7,860,955,585,872.17/3,219,659.52
  6. Step 6: Final answer
    x = 2,441,548.72

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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.