Home / 2,989,506.89-4,125,481.62-1,682,752.52

Finding the Fourth Proportional to 2,989,506.89, 4,125,481.62 and 1,682,752.52

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Solution

The fourth proportional to 2,989,506.89, 4,125,481.62 and 1,682,752.52 is: 2,322,177.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,506.89 : 4,125,481.62 = 1,682,752.52 : x
  2. Step 2: Convert to fraction form
    2,989,506.89/4,125,481.62 = 1,682,752.52/x
  3. Step 3: Cross multiply
    2,989,506.89x = 4,125,481.62 × 1,682,752.52
  4. Step 4: Simplify right side
    2,989,506.89x = 6,942,164,605,737.55
  5. Step 5: Solve for x
    x = 6,942,164,605,737.55/2,989,506.89
  6. Step 6: Final answer
    x = 2,322,177.15

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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.