Home / 3,820,453.16-5,271,460.68-2,189,372.17

Finding the Fourth Proportional to 3,820,453.16, 5,271,460.68 and 2,189,372.17

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Solution

The fourth proportional to 3,820,453.16, 5,271,460.68 and 2,189,372.17 is: 3,020,895.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,453.16 : 5,271,460.68 = 2,189,372.17 : x
  2. Step 2: Convert to fraction form
    3,820,453.16/5,271,460.68 = 2,189,372.17/x
  3. Step 3: Cross multiply
    3,820,453.16x = 5,271,460.68 × 2,189,372.17
  4. Step 4: Simplify right side
    3,820,453.16x = 11,541,189,308,041.28
  5. Step 5: Solve for x
    x = 11,541,189,308,041.28/3,820,453.16
  6. Step 6: Final answer
    x = 3,020,895.38

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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.