Home / 2,072,776.44-3,109,164.62-809,718.32

Finding the Fourth Proportional to 2,072,776.44, 3,109,164.62 and 809,718.32

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Solution

The fourth proportional to 2,072,776.44, 3,109,164.62 and 809,718.32 is: 1,214,577.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,776.44 : 3,109,164.62 = 809,718.32 : x
  2. Step 2: Convert to fraction form
    2,072,776.44/3,109,164.62 = 809,718.32/x
  3. Step 3: Cross multiply
    2,072,776.44x = 3,109,164.62 × 809,718.32
  4. Step 4: Simplify right side
    2,072,776.44x = 2,517,547,552,709.84
  5. Step 5: Solve for x
    x = 2,517,547,552,709.84/2,072,776.44
  6. Step 6: Final answer
    x = 1,214,577.46

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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.