Home / 2,981,274.56-4,113,951.36-1,692,141.20

Finding the Fourth Proportional to 2,981,274.56, 4,113,951.36 and 1,692,141.20

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Solution

The fourth proportional to 2,981,274.56, 4,113,951.36 and 1,692,141.20 is: 2,335,037.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,274.56 : 4,113,951.36 = 1,692,141.20 : x
  2. Step 2: Convert to fraction form
    2,981,274.56/4,113,951.36 = 1,692,141.20/x
  3. Step 3: Cross multiply
    2,981,274.56x = 4,113,951.36 × 1,692,141.20
  4. Step 4: Simplify right side
    2,981,274.56x = 6,961,386,591,052.03
  5. Step 5: Solve for x
    x = 6,961,386,591,052.03/2,981,274.56
  6. Step 6: Final answer
    x = 2,335,037.06

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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.