Home / 3,790,017.21-5,230,757.16-2,412,921.02

Finding the Fourth Proportional to 3,790,017.21, 5,230,757.16 and 2,412,921.02

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Solution

The fourth proportional to 3,790,017.21, 5,230,757.16 and 2,412,921.02 is: 3,330,170.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790,017.21 : 5,230,757.16 = 2,412,921.02 : x
  2. Step 2: Convert to fraction form
    3,790,017.21/5,230,757.16 = 2,412,921.02/x
  3. Step 3: Cross multiply
    3,790,017.21x = 5,230,757.16 × 2,412,921.02
  4. Step 4: Simplify right side
    3,790,017.21x = 12,621,403,875,725.72
  5. Step 5: Solve for x
    x = 12,621,403,875,725.72/3,790,017.21
  6. Step 6: Final answer
    x = 3,330,170.60

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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.