Home / 3,860,633.40-5,791,641.30-1,616,998.20

Finding the Fourth Proportional to 3,860,633.40, 5,791,641.30 and 1,616,998.20

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Solution

The fourth proportional to 3,860,633.40, 5,791,641.30 and 1,616,998.20 is: 2,425,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,633.40 : 5,791,641.30 = 1,616,998.20 : x
  2. Step 2: Convert to fraction form
    3,860,633.40/5,791,641.30 = 1,616,998.20/x
  3. Step 3: Cross multiply
    3,860,633.40x = 5,791,641.30 × 1,616,998.20
  4. Step 4: Simplify right side
    3,860,633.40x = 9,365,073,557,145.66
  5. Step 5: Solve for x
    x = 9,365,073,557,145.66/3,860,633.40
  6. Step 6: Final answer
    x = 2,425,786.80

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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.