Home / 3,868,314.80-5,336,618.56-2,415,488

Finding the Fourth Proportional to 3,868,314.80, 5,336,618.56 and 2,415,488

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Solution

The fourth proportional to 3,868,314.80, 5,336,618.56 and 2,415,488 is: 3,332,339.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,314.80 : 5,336,618.56 = 2,415,488 : x
  2. Step 2: Convert to fraction form
    3,868,314.80/5,336,618.56 = 2,415,488/x
  3. Step 3: Cross multiply
    3,868,314.80x = 5,336,618.56 × 2,415,488
  4. Step 4: Simplify right side
    3,868,314.80x = 12,890,538,092,257.28
  5. Step 5: Solve for x
    x = 12,890,538,092,257.28/3,868,314.80
  6. Step 6: Final answer
    x = 3,332,339.47

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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.