Home / 2,066,067.42-2,851,511.43-1,721,356.68

Finding the Fourth Proportional to 2,066,067.42, 2,851,511.43 and 1,721,356.68

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Solution

The fourth proportional to 2,066,067.42, 2,851,511.43 and 1,721,356.68 is: 2,375,754.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066,067.42 : 2,851,511.43 = 1,721,356.68 : x
  2. Step 2: Convert to fraction form
    2,066,067.42/2,851,511.43 = 1,721,356.68/x
  3. Step 3: Cross multiply
    2,066,067.42x = 2,851,511.43 × 1,721,356.68
  4. Step 4: Simplify right side
    2,066,067.42x = 4,908,468,248,126.85
  5. Step 5: Solve for x
    x = 4,908,468,248,126.85/2,066,067.42
  6. Step 6: Final answer
    x = 2,375,754.15

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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.