Home / 2,628,529.86-3,943,227.42-806,849.07

Finding the Fourth Proportional to 2,628,529.86, 3,943,227.42 and 806,849.07

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Solution

The fourth proportional to 2,628,529.86, 3,943,227.42 and 806,849.07 is: 1,210,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,529.86 : 3,943,227.42 = 806,849.07 : x
  2. Step 2: Convert to fraction form
    2,628,529.86/3,943,227.42 = 806,849.07/x
  3. Step 3: Cross multiply
    2,628,529.86x = 3,943,227.42 × 806,849.07
  4. Step 4: Simplify right side
    2,628,529.86x = 3,181,589,376,625.50
  5. Step 5: Solve for x
    x = 3,181,589,376,625.50/2,628,529.86
  6. Step 6: Final answer
    x = 1,210,406.40

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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.