Home / 3,538,959.19-5,284,435.05-2,811,131.06

Finding the Fourth Proportional to 3,538,959.19, 5,284,435.05 and 2,811,131.06

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Solution

The fourth proportional to 3,538,959.19, 5,284,435.05 and 2,811,131.06 is: 4,197,629.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,959.19 : 5,284,435.05 = 2,811,131.06 : x
  2. Step 2: Convert to fraction form
    3,538,959.19/5,284,435.05 = 2,811,131.06/x
  3. Step 3: Cross multiply
    3,538,959.19x = 5,284,435.05 × 2,811,131.06
  4. Step 4: Simplify right side
    3,538,959.19x = 14,855,239,477,185.48
  5. Step 5: Solve for x
    x = 14,855,239,477,185.48/3,538,959.19
  6. Step 6: Final answer
    x = 4,197,629.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.