Home / 1,673,761.74-2,278,890.50-1,668,447.33

Finding the Fourth Proportional to 1,673,761.74, 2,278,890.50 and 1,668,447.33

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Solution

The fourth proportional to 1,673,761.74, 2,278,890.50 and 1,668,447.33 is: 2,271,654.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,761.74 : 2,278,890.50 = 1,668,447.33 : x
  2. Step 2: Convert to fraction form
    1,673,761.74/2,278,890.50 = 1,668,447.33/x
  3. Step 3: Cross multiply
    1,673,761.74x = 2,278,890.50 × 1,668,447.33
  4. Step 4: Simplify right side
    1,673,761.74x = 3,802,208,782,804.32
  5. Step 5: Solve for x
    x = 3,802,208,782,804.32/1,673,761.74
  6. Step 6: Final answer
    x = 2,271,654.73

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.