Home / 2,405,544.20-3,608,403.42-808,159.40

Finding the Fourth Proportional to 2,405,544.20, 3,608,403.42 and 808,159.40

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Solution

The fourth proportional to 2,405,544.20, 3,608,403.42 and 808,159.40 is: 1,212,268.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,544.20 : 3,608,403.42 = 808,159.40 : x
  2. Step 2: Convert to fraction form
    2,405,544.20/3,608,403.42 = 808,159.40/x
  3. Step 3: Cross multiply
    2,405,544.20x = 3,608,403.42 × 808,159.40
  4. Step 4: Simplify right side
    2,405,544.20x = 2,916,165,142,865.15
  5. Step 5: Solve for x
    x = 2,916,165,142,865.15/2,405,544.20
  6. Step 6: Final answer
    x = 1,212,268.37

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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.