Home / 2,097,775.87-3,148,345.32-1,087,186.75

Finding the Fourth Proportional to 2,097,775.87, 3,148,345.32 and 1,087,186.75

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Solution

The fourth proportional to 2,097,775.87, 3,148,345.32 and 1,087,186.75 is: 1,631,651.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,775.87 : 3,148,345.32 = 1,087,186.75 : x
  2. Step 2: Convert to fraction form
    2,097,775.87/3,148,345.32 = 1,087,186.75/x
  3. Step 3: Cross multiply
    2,097,775.87x = 3,148,345.32 × 1,087,186.75
  4. Step 4: Simplify right side
    2,097,775.87x = 3,422,839,304,380.70
  5. Step 5: Solve for x
    x = 3,422,839,304,380.70/2,097,775.87
  6. Step 6: Final answer
    x = 1,631,651.58

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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.