Home / 3,167,556.95-4,374,837.14-2,147,190.23

Finding the Fourth Proportional to 3,167,556.95, 4,374,837.14 and 2,147,190.23

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Solution

The fourth proportional to 3,167,556.95, 4,374,837.14 and 2,147,190.23 is: 2,965,568.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,556.95 : 4,374,837.14 = 2,147,190.23 : x
  2. Step 2: Convert to fraction form
    3,167,556.95/4,374,837.14 = 2,147,190.23/x
  3. Step 3: Cross multiply
    3,167,556.95x = 4,374,837.14 × 2,147,190.23
  4. Step 4: Simplify right side
    3,167,556.95x = 9,393,607,581,305.07
  5. Step 5: Solve for x
    x = 9,393,607,581,305.07/3,167,556.95
  6. Step 6: Final answer
    x = 2,965,568.64

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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.