Home / 1,982,044.22-2,728,638.95-1,777,741.58

Finding the Fourth Proportional to 1,982,044.22, 2,728,638.95 and 1,777,741.58

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Solution

The fourth proportional to 1,982,044.22, 2,728,638.95 and 1,777,741.58 is: 2,447,379.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,044.22 : 2,728,638.95 = 1,777,741.58 : x
  2. Step 2: Convert to fraction form
    1,982,044.22/2,728,638.95 = 1,777,741.58/x
  3. Step 3: Cross multiply
    1,982,044.22x = 2,728,638.95 × 1,777,741.58
  4. Step 4: Simplify right side
    1,982,044.22x = 4,850,814,916,155.43
  5. Step 5: Solve for x
    x = 4,850,814,916,155.43/1,982,044.22
  6. Step 6: Final answer
    x = 2,447,379.77

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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.