Home / 3,775,998.40-5,665,965.90-1,646,297.80

Finding the Fourth Proportional to 3,775,998.40, 5,665,965.90 and 1,646,297.80

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Solution

The fourth proportional to 3,775,998.40, 5,665,965.90 and 1,646,297.80 is: 2,470,304.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775,998.40 : 5,665,965.90 = 1,646,297.80 : x
  2. Step 2: Convert to fraction form
    3,775,998.40/5,665,965.90 = 1,646,297.80/x
  3. Step 3: Cross multiply
    3,775,998.40x = 5,665,965.90 × 1,646,297.80
  4. Step 4: Simplify right side
    3,775,998.40x = 9,327,867,196,045.02
  5. Step 5: Solve for x
    x = 9,327,867,196,045.02/3,775,998.40
  6. Step 6: Final answer
    x = 2,470,304.86

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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.