Home / 3,020,855.22-4,168,797.57-1,644,195.69

Finding the Fourth Proportional to 3,020,855.22, 4,168,797.57 and 1,644,195.69

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Solution

The fourth proportional to 3,020,855.22, 4,168,797.57 and 1,644,195.69 is: 2,268,999.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,855.22 : 4,168,797.57 = 1,644,195.69 : x
  2. Step 2: Convert to fraction form
    3,020,855.22/4,168,797.57 = 1,644,195.69/x
  3. Step 3: Cross multiply
    3,020,855.22x = 4,168,797.57 × 1,644,195.69
  4. Step 4: Simplify right side
    3,020,855.22x = 6,854,318,997,076.47
  5. Step 5: Solve for x
    x = 6,854,318,997,076.47/3,020,855.22
  6. Step 6: Final answer
    x = 2,268,999.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.