Home / 3,020,853.99-4,168,795.85-1,644,194.43

Finding the Fourth Proportional to 3,020,853.99, 4,168,795.85 and 1,644,194.43

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Solution

The fourth proportional to 3,020,853.99, 4,168,795.85 and 1,644,194.43 is: 2,268,997.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,853.99 : 4,168,795.85 = 1,644,194.43 : x
  2. Step 2: Convert to fraction form
    3,020,853.99/4,168,795.85 = 1,644,194.43/x
  3. Step 3: Cross multiply
    3,020,853.99x = 4,168,795.85 × 1,644,194.43
  4. Step 4: Simplify right side
    3,020,853.99x = 6,854,310,916,377.12
  5. Step 5: Solve for x
    x = 6,854,310,916,377.12/3,020,853.99
  6. Step 6: Final answer
    x = 2,268,997.75

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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.