Home / 1,636,067.79-2,252,766.20-1,631,343.87

Finding the Fourth Proportional to 1,636,067.79, 2,252,766.20 and 1,631,343.87

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Solution

The fourth proportional to 1,636,067.79, 2,252,766.20 and 1,631,343.87 is: 2,246,261.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,067.79 : 2,252,766.20 = 1,631,343.87 : x
  2. Step 2: Convert to fraction form
    1,636,067.79/2,252,766.20 = 1,631,343.87/x
  3. Step 3: Cross multiply
    1,636,067.79x = 2,252,766.20 × 1,631,343.87
  4. Step 4: Simplify right side
    1,636,067.79x = 3,675,036,322,756.47
  5. Step 5: Solve for x
    x = 3,675,036,322,756.47/1,636,067.79
  6. Step 6: Final answer
    x = 2,246,261.64

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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.