Home / 2,628,528.36-3,943,225.17-806,847.57

Finding the Fourth Proportional to 2,628,528.36, 3,943,225.17 and 806,847.57

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Solution

The fourth proportional to 2,628,528.36, 3,943,225.17 and 806,847.57 is: 1,210,404.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,528.36 : 3,943,225.17 = 806,847.57 : x
  2. Step 2: Convert to fraction form
    2,628,528.36/3,943,225.17 = 806,847.57/x
  3. Step 3: Cross multiply
    2,628,528.36x = 3,943,225.17 × 806,847.57
  4. Step 4: Simplify right side
    2,628,528.36x = 3,181,581,646,377.34
  5. Step 5: Solve for x
    x = 3,181,581,646,377.34/2,628,528.36
  6. Step 6: Final answer
    x = 1,210,404.15

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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.