Home / 1,374,619.86-2,062,226.40-414,995.85

Finding the Fourth Proportional to 1,374,619.86, 2,062,226.40 and 414,995.85

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Solution

The fourth proportional to 1,374,619.86, 2,062,226.40 and 414,995.85 is: 622,583.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,619.86 : 2,062,226.40 = 414,995.85 : x
  2. Step 2: Convert to fraction form
    1,374,619.86/2,062,226.40 = 414,995.85/x
  3. Step 3: Cross multiply
    1,374,619.86x = 2,062,226.40 × 414,995.85
  4. Step 4: Simplify right side
    1,374,619.86x = 855,815,385,374.33
  5. Step 5: Solve for x
    x = 855,815,385,374.33/1,374,619.86
  6. Step 6: Final answer
    x = 622,583.31

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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.