Home / 3,768,112.34-5,199,945.64-2,049,196.22

Finding the Fourth Proportional to 3,768,112.34, 5,199,945.64 and 2,049,196.22

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Solution

The fourth proportional to 3,768,112.34, 5,199,945.64 and 2,049,196.22 is: 2,827,863.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,112.34 : 5,199,945.64 = 2,049,196.22 : x
  2. Step 2: Convert to fraction form
    3,768,112.34/5,199,945.64 = 2,049,196.22/x
  3. Step 3: Cross multiply
    3,768,112.34x = 5,199,945.64 × 2,049,196.22
  4. Step 4: Simplify right side
    3,768,112.34x = 10,655,708,918,570.76
  5. Step 5: Solve for x
    x = 10,655,708,918,570.76/3,768,112.34
  6. Step 6: Final answer
    x = 2,827,863.92

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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.