Home / 3,465,341-4,782,012.36-1,916,616.68

Finding the Fourth Proportional to 3,465,341, 4,782,012.36 and 1,916,616.68

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Solution

The fourth proportional to 3,465,341, 4,782,012.36 and 1,916,616.68 is: 2,644,843.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,341 : 4,782,012.36 = 1,916,616.68 : x
  2. Step 2: Convert to fraction form
    3,465,341/4,782,012.36 = 1,916,616.68/x
  3. Step 3: Cross multiply
    3,465,341x = 4,782,012.36 × 1,916,616.68
  4. Step 4: Simplify right side
    3,465,341x = 9,165,284,653,142.17
  5. Step 5: Solve for x
    x = 9,165,284,653,142.17/3,465,341
  6. Step 6: Final answer
    x = 2,644,843.51

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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.