Home / 2,493,131.13-3,438,392.90-1,719,995.18

Finding the Fourth Proportional to 2,493,131.13, 3,438,392.90 and 1,719,995.18

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Solution

The fourth proportional to 2,493,131.13, 3,438,392.90 and 1,719,995.18 is: 2,372,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493,131.13 : 3,438,392.90 = 1,719,995.18 : x
  2. Step 2: Convert to fraction form
    2,493,131.13/3,438,392.90 = 1,719,995.18/x
  3. Step 3: Cross multiply
    2,493,131.13x = 3,438,392.90 × 1,719,995.18
  4. Step 4: Simplify right side
    2,493,131.13x = 5,914,019,189,154.28
  5. Step 5: Solve for x
    x = 5,914,019,189,154.28/2,493,131.13
  6. Step 6: Final answer
    x = 2,372,125.20

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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.