Home / 3,271,425.90-4,514,646.86-1,821,219.36

Finding the Fourth Proportional to 3,271,425.90, 4,514,646.86 and 1,821,219.36

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Solution

The fourth proportional to 3,271,425.90, 4,514,646.86 and 1,821,219.36 is: 2,513,326.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,425.90 : 4,514,646.86 = 1,821,219.36 : x
  2. Step 2: Convert to fraction form
    3,271,425.90/4,514,646.86 = 1,821,219.36/x
  3. Step 3: Cross multiply
    3,271,425.90x = 4,514,646.86 × 1,821,219.36
  4. Step 4: Simplify right side
    3,271,425.90x = 8,222,162,264,995.21
  5. Step 5: Solve for x
    x = 8,222,162,264,995.21/3,271,425.90
  6. Step 6: Final answer
    x = 2,513,326.76

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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.