Home / 2,021,552.45-2,789,721.14-1,103,778.71

Finding the Fourth Proportional to 2,021,552.45, 2,789,721.14 and 1,103,778.71

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Solution

The fourth proportional to 2,021,552.45, 2,789,721.14 and 1,103,778.71 is: 1,523,203.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,552.45 : 2,789,721.14 = 1,103,778.71 : x
  2. Step 2: Convert to fraction form
    2,021,552.45/2,789,721.14 = 1,103,778.71/x
  3. Step 3: Cross multiply
    2,021,552.45x = 2,789,721.14 × 1,103,778.71
  4. Step 4: Simplify right side
    2,021,552.45x = 3,079,234,792,162.88
  5. Step 5: Solve for x
    x = 3,079,234,792,162.88/2,021,552.45
  6. Step 6: Final answer
    x = 1,523,203.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.