Home / 2,558,724.11-3,839,938.07-1,000,979.54

Finding the Fourth Proportional to 2,558,724.11, 3,839,938.07 and 1,000,979.54

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Solution

The fourth proportional to 2,558,724.11, 3,839,938.07 and 1,000,979.54 is: 1,502,193.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,724.11 : 3,839,938.07 = 1,000,979.54 : x
  2. Step 2: Convert to fraction form
    2,558,724.11/3,839,938.07 = 1,000,979.54/x
  3. Step 3: Cross multiply
    2,558,724.11x = 3,839,938.07 × 1,000,979.54
  4. Step 4: Simplify right side
    2,558,724.11x = 3,843,699,418,732.50
  5. Step 5: Solve for x
    x = 3,843,699,418,732.50/2,558,724.11
  6. Step 6: Final answer
    x = 1,502,193.77

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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.