Home / 2,079,902.80-3,120,307.80-1,181,774.80

Finding the Fourth Proportional to 2,079,902.80, 3,120,307.80 and 1,181,774.80

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Solution

The fourth proportional to 2,079,902.80, 3,120,307.80 and 1,181,774.80 is: 1,772,919.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,902.80 : 3,120,307.80 = 1,181,774.80 : x
  2. Step 2: Convert to fraction form
    2,079,902.80/3,120,307.80 = 1,181,774.80/x
  3. Step 3: Cross multiply
    2,079,902.80x = 3,120,307.80 × 1,181,774.80
  4. Step 4: Simplify right side
    2,079,902.80x = 3,687,501,126,283.44
  5. Step 5: Solve for x
    x = 3,687,501,126,283.44/2,079,902.80
  6. Step 6: Final answer
    x = 1,772,919.93

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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.