Home / 2,133,419.22-2,944,859.85-1,228,361.94

Finding the Fourth Proportional to 2,133,419.22, 2,944,859.85 and 1,228,361.94

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Solution

The fourth proportional to 2,133,419.22, 2,944,859.85 and 1,228,361.94 is: 1,695,566.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,419.22 : 2,944,859.85 = 1,228,361.94 : x
  2. Step 2: Convert to fraction form
    2,133,419.22/2,944,859.85 = 1,228,361.94/x
  3. Step 3: Cross multiply
    2,133,419.22x = 2,944,859.85 × 1,228,361.94
  4. Step 4: Simplify right side
    2,133,419.22x = 3,617,353,758,374.11
  5. Step 5: Solve for x
    x = 3,617,353,758,374.11/2,133,419.22
  6. Step 6: Final answer
    x = 1,695,566.31

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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.