Home / 2,887,944.96-3,985,781.12-1,664,016.16

Finding the Fourth Proportional to 2,887,944.96, 3,985,781.12 and 1,664,016.16

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Solution

The fourth proportional to 2,887,944.96, 3,985,781.12 and 1,664,016.16 is: 2,296,582.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,944.96 : 3,985,781.12 = 1,664,016.16 : x
  2. Step 2: Convert to fraction form
    2,887,944.96/3,985,781.12 = 1,664,016.16/x
  3. Step 3: Cross multiply
    2,887,944.96x = 3,985,781.12 × 1,664,016.16
  4. Step 4: Simplify right side
    2,887,944.96x = 6,632,404,193,902.90
  5. Step 5: Solve for x
    x = 6,632,404,193,902.90/2,887,944.96
  6. Step 6: Final answer
    x = 2,296,582.62

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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.