Home / 2,891,233-3,989,989.02-1,601,952.76

Finding the Fourth Proportional to 2,891,233, 3,989,989.02 and 1,601,952.76

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Solution

The fourth proportional to 2,891,233, 3,989,989.02 and 1,601,952.76 is: 2,210,743.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,233 : 3,989,989.02 = 1,601,952.76 : x
  2. Step 2: Convert to fraction form
    2,891,233/3,989,989.02 = 1,601,952.76/x
  3. Step 3: Cross multiply
    2,891,233x = 3,989,989.02 × 1,601,952.76
  4. Step 4: Simplify right side
    2,891,233x = 6,391,773,922,958.70
  5. Step 5: Solve for x
    x = 6,391,773,922,958.70/2,891,233
  6. Step 6: Final answer
    x = 2,210,743.28

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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.