Home / 2,855,022.22-3,939,567.06-1,631,406.52

Finding the Fourth Proportional to 2,855,022.22, 3,939,567.06 and 1,631,406.52

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Solution

The fourth proportional to 2,855,022.22, 3,939,567.06 and 1,631,406.52 is: 2,251,133.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,022.22 : 3,939,567.06 = 1,631,406.52 : x
  2. Step 2: Convert to fraction form
    2,855,022.22/3,939,567.06 = 1,631,406.52/x
  3. Step 3: Cross multiply
    2,855,022.22x = 3,939,567.06 × 1,631,406.52
  4. Step 4: Simplify right side
    2,855,022.22x = 6,427,035,387,661.23
  5. Step 5: Solve for x
    x = 6,427,035,387,661.23/2,855,022.22
  6. Step 6: Final answer
    x = 2,251,133.23

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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.