Home / 3,456,928.28-4,770,561.12-1,908,190.28

Finding the Fourth Proportional to 3,456,928.28, 4,770,561.12 and 1,908,190.28

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Solution

The fourth proportional to 3,456,928.28, 4,770,561.12 and 1,908,190.28 is: 2,633,302.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,928.28 : 4,770,561.12 = 1,908,190.28 : x
  2. Step 2: Convert to fraction form
    3,456,928.28/4,770,561.12 = 1,908,190.28/x
  3. Step 3: Cross multiply
    3,456,928.28x = 4,770,561.12 × 1,908,190.28
  4. Step 4: Simplify right side
    3,456,928.28x = 9,103,138,359,329.91
  5. Step 5: Solve for x
    x = 9,103,138,359,329.91/3,456,928.28
  6. Step 6: Final answer
    x = 2,633,302.64

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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.