Home / 1,693,687-2,541,029.56-682,288.50

Finding the Fourth Proportional to 1,693,687, 2,541,029.56 and 682,288.50

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Solution

The fourth proportional to 1,693,687, 2,541,029.56 and 682,288.50 is: 1,023,633.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,687 : 2,541,029.56 = 682,288.50 : x
  2. Step 2: Convert to fraction form
    1,693,687/2,541,029.56 = 682,288.50/x
  3. Step 3: Cross multiply
    1,693,687x = 2,541,029.56 × 682,288.50
  4. Step 4: Simplify right side
    1,693,687x = 1,733,715,246,948.06
  5. Step 5: Solve for x
    x = 1,733,715,246,948.06/1,693,687
  6. Step 6: Final answer
    x = 1,023,633.79

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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.