Home / 1,783,744.29-2,675,608.89-646,239.79

Finding the Fourth Proportional to 1,783,744.29, 2,675,608.89 and 646,239.79

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Solution

The fourth proportional to 1,783,744.29, 2,675,608.89 and 646,239.79 is: 969,356.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,744.29 : 2,675,608.89 = 646,239.79 : x
  2. Step 2: Convert to fraction form
    1,783,744.29/2,675,608.89 = 646,239.79/x
  3. Step 3: Cross multiply
    1,783,744.29x = 2,675,608.89 × 646,239.79
  4. Step 4: Simplify right side
    1,783,744.29x = 1,729,084,927,195.73
  5. Step 5: Solve for x
    x = 1,729,084,927,195.73/1,783,744.29
  6. Step 6: Final answer
    x = 969,356.95

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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.