Home / 3,271,424.90-4,514,645.48-1,821,218.36

Finding the Fourth Proportional to 3,271,424.90, 4,514,645.48 and 1,821,218.36

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Solution

The fourth proportional to 3,271,424.90, 4,514,645.48 and 1,821,218.36 is: 2,513,325.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,424.90 : 4,514,645.48 = 1,821,218.36 : x
  2. Step 2: Convert to fraction form
    3,271,424.90/4,514,645.48 = 1,821,218.36/x
  3. Step 3: Cross multiply
    3,271,424.90x = 4,514,645.48 × 1,821,218.36
  4. Step 4: Simplify right side
    3,271,424.90x = 8,222,155,205,387.69
  5. Step 5: Solve for x
    x = 8,222,155,205,387.69/3,271,424.90
  6. Step 6: Final answer
    x = 2,513,325.38

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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.