Home / 1,374,324.03-2,061,617.22-427,440.51

Finding the Fourth Proportional to 1,374,324.03, 2,061,617.22 and 427,440.51

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Solution

The fourth proportional to 1,374,324.03, 2,061,617.22 and 427,440.51 is: 641,201.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,324.03 : 2,061,617.22 = 427,440.51 : x
  2. Step 2: Convert to fraction form
    1,374,324.03/2,061,617.22 = 427,440.51/x
  3. Step 3: Cross multiply
    1,374,324.03x = 2,061,617.22 × 427,440.51
  4. Step 4: Simplify right side
    1,374,324.03x = 881,218,715,941.58
  5. Step 5: Solve for x
    x = 881,218,715,941.58/1,374,324.03
  6. Step 6: Final answer
    x = 641,201.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.