Home / 1,860,712.89-2,568,061.49-1,135,980.71

Finding the Fourth Proportional to 1,860,712.89, 2,568,061.49 and 1,135,980.71

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Solution

The fourth proportional to 1,860,712.89, 2,568,061.49 and 1,135,980.71 is: 1,567,822.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,712.89 : 2,568,061.49 = 1,135,980.71 : x
  2. Step 2: Convert to fraction form
    1,860,712.89/2,568,061.49 = 1,135,980.71/x
  3. Step 3: Cross multiply
    1,860,712.89x = 2,568,061.49 × 1,135,980.71
  4. Step 4: Simplify right side
    1,860,712.89x = 2,917,268,314,733.86
  5. Step 5: Solve for x
    x = 2,917,268,314,733.86/1,860,712.89
  6. Step 6: Final answer
    x = 1,567,822.92

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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.