Home / 1,840,839.29-2,759,975.96-815,612.31

Finding the Fourth Proportional to 1,840,839.29, 2,759,975.96 and 815,612.31

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Solution

The fourth proportional to 1,840,839.29, 2,759,975.96 and 815,612.31 is: 1,222,850.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,839.29 : 2,759,975.96 = 815,612.31 : x
  2. Step 2: Convert to fraction form
    1,840,839.29/2,759,975.96 = 815,612.31/x
  3. Step 3: Cross multiply
    1,840,839.29x = 2,759,975.96 × 815,612.31
  4. Step 4: Simplify right side
    1,840,839.29x = 2,251,070,364,202.01
  5. Step 5: Solve for x
    x = 2,251,070,364,202.01/1,840,839.29
  6. Step 6: Final answer
    x = 1,222,850.02

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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.