Home / 3,780,798.25-5,216,604.79-2,149,077.17

Finding the Fourth Proportional to 3,780,798.25, 5,216,604.79 and 2,149,077.17

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Solution

The fourth proportional to 3,780,798.25, 5,216,604.79 and 2,149,077.17 is: 2,965,216.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,798.25 : 5,216,604.79 = 2,149,077.17 : x
  2. Step 2: Convert to fraction form
    3,780,798.25/5,216,604.79 = 2,149,077.17/x
  3. Step 3: Cross multiply
    3,780,798.25x = 5,216,604.79 × 2,149,077.17
  4. Step 4: Simplify right side
    3,780,798.25x = 11,210,886,266,770.46
  5. Step 5: Solve for x
    x = 11,210,886,266,770.46/3,780,798.25
  6. Step 6: Final answer
    x = 2,965,216.74

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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.