Home / 2,824,197-3,894,709.62-1,858,147.08

Finding the Fourth Proportional to 2,824,197, 3,894,709.62 and 1,858,147.08

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Solution

The fourth proportional to 2,824,197, 3,894,709.62 and 1,858,147.08 is: 2,562,478.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824,197 : 3,894,709.62 = 1,858,147.08 : x
  2. Step 2: Convert to fraction form
    2,824,197/3,894,709.62 = 1,858,147.08/x
  3. Step 3: Cross multiply
    2,824,197x = 3,894,709.62 × 1,858,147.08
  4. Step 4: Simplify right side
    2,824,197x = 7,236,943,307,850.91
  5. Step 5: Solve for x
    x = 7,236,943,307,850.91/2,824,197
  6. Step 6: Final answer
    x = 2,562,478.22

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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.