Home / 1,761,278.90-2,641,085.61-682,296.83

Finding the Fourth Proportional to 1,761,278.90, 2,641,085.61 and 682,296.83

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Solution

The fourth proportional to 1,761,278.90, 2,641,085.61 and 682,296.83 is: 1,023,122.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,278.90 : 2,641,085.61 = 682,296.83 : x
  2. Step 2: Convert to fraction form
    1,761,278.90/2,641,085.61 = 682,296.83/x
  3. Step 3: Cross multiply
    1,761,278.90x = 2,641,085.61 × 682,296.83
  4. Step 4: Simplify right side
    1,761,278.90x = 1,802,004,326,256.19
  5. Step 5: Solve for x
    x = 1,802,004,326,256.19/1,761,278.90
  6. Step 6: Final answer
    x = 1,023,122.65

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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.