Home / 1,374,443.80-2,061,961.77-414,819.07

Finding the Fourth Proportional to 1,374,443.80, 2,061,961.77 and 414,819.07

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Solution

The fourth proportional to 1,374,443.80, 2,061,961.77 and 414,819.07 is: 622,317.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,443.80 : 2,061,961.77 = 414,819.07 : x
  2. Step 2: Convert to fraction form
    1,374,443.80/2,061,961.77 = 414,819.07/x
  3. Step 3: Cross multiply
    1,374,443.80x = 2,061,961.77 × 414,819.07
  4. Step 4: Simplify right side
    1,374,443.80x = 855,341,063,806.95
  5. Step 5: Solve for x
    x = 855,341,063,806.95/1,374,443.80
  6. Step 6: Final answer
    x = 622,317.96

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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.