Home / 2,384,078.36-3,289,981.56-1,296,340.44

Finding the Fourth Proportional to 2,384,078.36, 3,289,981.56 and 1,296,340.44

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Solution

The fourth proportional to 2,384,078.36, 3,289,981.56 and 1,296,340.44 is: 1,788,924.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,078.36 : 3,289,981.56 = 1,296,340.44 : x
  2. Step 2: Convert to fraction form
    2,384,078.36/3,289,981.56 = 1,296,340.44/x
  3. Step 3: Cross multiply
    2,384,078.36x = 3,289,981.56 × 1,296,340.44
  4. Step 4: Simplify right side
    2,384,078.36x = 4,264,936,143,082.29
  5. Step 5: Solve for x
    x = 4,264,936,143,082.29/2,384,078.36
  6. Step 6: Final answer
    x = 1,788,924.48

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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.