Home / 2,873,428.72-3,965,362.56-1,566,670.07

Finding the Fourth Proportional to 2,873,428.72, 3,965,362.56 and 1,566,670.07

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Solution

The fourth proportional to 2,873,428.72, 3,965,362.56 and 1,566,670.07 is: 2,162,021.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,428.72 : 3,965,362.56 = 1,566,670.07 : x
  2. Step 2: Convert to fraction form
    2,873,428.72/3,965,362.56 = 1,566,670.07/x
  3. Step 3: Cross multiply
    2,873,428.72x = 3,965,362.56 × 1,566,670.07
  4. Step 4: Simplify right side
    2,873,428.72x = 6,212,414,861,033.65
  5. Step 5: Solve for x
    x = 6,212,414,861,033.65/2,873,428.72
  6. Step 6: Final answer
    x = 2,162,021.57

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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.