Home / 3,365,228.52-4,644,422.82-1,915,276.68

Finding the Fourth Proportional to 3,365,228.52, 4,644,422.82 and 1,915,276.68

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Solution

The fourth proportional to 3,365,228.52, 4,644,422.82 and 1,915,276.68 is: 2,643,313.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365,228.52 : 4,644,422.82 = 1,915,276.68 : x
  2. Step 2: Convert to fraction form
    3,365,228.52/4,644,422.82 = 1,915,276.68/x
  3. Step 3: Cross multiply
    3,365,228.52x = 4,644,422.82 × 1,915,276.68
  4. Step 4: Simplify right side
    3,365,228.52x = 8,895,354,719,205.84
  5. Step 5: Solve for x
    x = 8,895,354,719,205.84/3,365,228.52
  6. Step 6: Final answer
    x = 2,643,313.72

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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.