Home / 2,405,842.08-3,608,821.68-808,428.32

Finding the Fourth Proportional to 2,405,842.08, 3,608,821.68 and 808,428.32

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Solution

The fourth proportional to 2,405,842.08, 3,608,821.68 and 808,428.32 is: 1,212,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,842.08 : 3,608,821.68 = 808,428.32 : x
  2. Step 2: Convert to fraction form
    2,405,842.08/3,608,821.68 = 808,428.32/x
  3. Step 3: Cross multiply
    2,405,842.08x = 3,608,821.68 × 808,428.32
  4. Step 4: Simplify right side
    2,405,842.08x = 2,917,473,647,941.98
  5. Step 5: Solve for x
    x = 2,917,473,647,941.98/2,405,842.08
  6. Step 6: Final answer
    x = 1,212,662.16

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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.