Home / 1,894,460.82-2,839,776.42-815,677.02

Finding the Fourth Proportional to 1,894,460.82, 2,839,776.42 and 815,677.02

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Solution

The fourth proportional to 1,894,460.82, 2,839,776.42 and 815,677.02 is: 1,222,691.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,460.82 : 2,839,776.42 = 815,677.02 : x
  2. Step 2: Convert to fraction form
    1,894,460.82/2,839,776.42 = 815,677.02/x
  3. Step 3: Cross multiply
    1,894,460.82x = 2,839,776.42 × 815,677.02
  4. Step 4: Simplify right side
    1,894,460.82x = 2,316,340,367,731.87
  5. Step 5: Solve for x
    x = 2,316,340,367,731.87/1,894,460.82
  6. Step 6: Final answer
    x = 1,222,691.09

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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.