Home / 2,855,144.22-3,940,428.24-1,709,224.26

Finding the Fourth Proportional to 2,855,144.22, 3,940,428.24 and 1,709,224.26

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Solution

The fourth proportional to 2,855,144.22, 3,940,428.24 and 1,709,224.26 is: 2,358,926.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,144.22 : 3,940,428.24 = 1,709,224.26 : x
  2. Step 2: Convert to fraction form
    2,855,144.22/3,940,428.24 = 1,709,224.26/x
  3. Step 3: Cross multiply
    2,855,144.22x = 3,940,428.24 × 1,709,224.26
  4. Step 4: Simplify right side
    2,855,144.22x = 6,735,075,542,597.10
  5. Step 5: Solve for x
    x = 6,735,075,542,597.10/2,855,144.22
  6. Step 6: Final answer
    x = 2,358,926.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.