Home / 2,205,329-3,043,127.14-1,238,451.48

Finding the Fourth Proportional to 2,205,329, 3,043,127.14 and 1,238,451.48

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Solution

The fourth proportional to 2,205,329, 3,043,127.14 and 1,238,451.48 is: 1,708,935.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,329 : 3,043,127.14 = 1,238,451.48 : x
  2. Step 2: Convert to fraction form
    2,205,329/3,043,127.14 = 1,238,451.48/x
  3. Step 3: Cross multiply
    2,205,329x = 3,043,127.14 × 1,238,451.48
  4. Step 4: Simplify right side
    2,205,329x = 3,768,765,310,361.17
  5. Step 5: Solve for x
    x = 3,768,765,310,361.17/2,205,329
  6. Step 6: Final answer
    x = 1,708,935.63

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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.