Home / 2,097,782.38-3,148,355.07-1,087,193.26

Finding the Fourth Proportional to 2,097,782.38, 3,148,355.07 and 1,087,193.26

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Solution

The fourth proportional to 2,097,782.38, 3,148,355.07 and 1,087,193.26 is: 1,631,661.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,782.38 : 3,148,355.07 = 1,087,193.26 : x
  2. Step 2: Convert to fraction form
    2,097,782.38/3,148,355.07 = 1,087,193.26/x
  3. Step 3: Cross multiply
    2,097,782.38x = 3,148,355.07 × 1,087,193.26
  4. Step 4: Simplify right side
    2,097,782.38x = 3,422,870,396,449.05
  5. Step 5: Solve for x
    x = 3,422,870,396,449.05/2,097,782.38
  6. Step 6: Final answer
    x = 1,631,661.34

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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.