Home / 2,108,792.38-2,910,147.32-1,141,922.72

Finding the Fourth Proportional to 2,108,792.38, 2,910,147.32 and 1,141,922.72

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Solution

The fourth proportional to 2,108,792.38, 2,910,147.32 and 1,141,922.72 is: 1,575,860.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,792.38 : 2,910,147.32 = 1,141,922.72 : x
  2. Step 2: Convert to fraction form
    2,108,792.38/2,910,147.32 = 1,141,922.72/x
  3. Step 3: Cross multiply
    2,108,792.38x = 2,910,147.32 × 1,141,922.72
  4. Step 4: Simplify right side
    2,108,792.38x = 3,323,163,343,255.11
  5. Step 5: Solve for x
    x = 3,323,163,343,255.11/2,108,792.38
  6. Step 6: Final answer
    x = 1,575,860.85

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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.