Home / 3,020,856.73-4,168,799.64-1,644,197.18

Finding the Fourth Proportional to 3,020,856.73, 4,168,799.64 and 1,644,197.18

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Solution

The fourth proportional to 3,020,856.73, 4,168,799.64 and 1,644,197.18 is: 2,269,001.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,856.73 : 4,168,799.64 = 1,644,197.18 : x
  2. Step 2: Convert to fraction form
    3,020,856.73/4,168,799.64 = 1,644,197.18/x
  3. Step 3: Cross multiply
    3,020,856.73x = 4,168,799.64 × 1,644,197.18
  4. Step 4: Simplify right side
    3,020,856.73x = 6,854,328,591,229.02
  5. Step 5: Solve for x
    x = 6,854,328,591,229.02/3,020,856.73
  6. Step 6: Final answer
    x = 2,269,001.55

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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.