Home / 1,721,101.20-2,582,170.20-922,765.20

Finding the Fourth Proportional to 1,721,101.20, 2,582,170.20 and 922,765.20

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Solution

The fourth proportional to 1,721,101.20, 2,582,170.20 and 922,765.20 is: 1,384,425.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,101.20 : 2,582,170.20 = 922,765.20 : x
  2. Step 2: Convert to fraction form
    1,721,101.20/2,582,170.20 = 922,765.20/x
  3. Step 3: Cross multiply
    1,721,101.20x = 2,582,170.20 × 922,765.20
  4. Step 4: Simplify right side
    1,721,101.20x = 2,382,736,801,037.04
  5. Step 5: Solve for x
    x = 2,382,736,801,037.04/1,721,101.20
  6. Step 6: Final answer
    x = 1,384,425.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.