Home / 1,860,711.89-2,568,060.11-1,135,979.71

Finding the Fourth Proportional to 1,860,711.89, 2,568,060.11 and 1,135,979.71

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Solution

The fourth proportional to 1,860,711.89, 2,568,060.11 and 1,135,979.71 is: 1,567,821.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,711.89 : 2,568,060.11 = 1,135,979.71 : x
  2. Step 2: Convert to fraction form
    1,860,711.89/2,568,060.11 = 1,135,979.71/x
  3. Step 3: Cross multiply
    1,860,711.89x = 2,568,060.11 × 1,135,979.71
  4. Step 4: Simplify right side
    1,860,711.89x = 2,917,264,175,440.17
  5. Step 5: Solve for x
    x = 2,917,264,175,440.17/1,860,711.89
  6. Step 6: Final answer
    x = 1,567,821.54

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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.