Home / 1,641,022.73-2,461,105.14-487,958.78

Finding the Fourth Proportional to 1,641,022.73, 2,461,105.14 and 487,958.78

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Solution

The fourth proportional to 1,641,022.73, 2,461,105.14 and 487,958.78 is: 731,810.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,022.73 : 2,461,105.14 = 487,958.78 : x
  2. Step 2: Convert to fraction form
    1,641,022.73/2,461,105.14 = 487,958.78/x
  3. Step 3: Cross multiply
    1,641,022.73x = 2,461,105.14 × 487,958.78
  4. Step 4: Simplify right side
    1,641,022.73x = 1,200,917,849,260.60
  5. Step 5: Solve for x
    x = 1,200,917,849,260.60/1,641,022.73
  6. Step 6: Final answer
    x = 731,810.61

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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.