Home / 2,227,690.24-3,074,130.30-1,209,073.12

Finding the Fourth Proportional to 2,227,690.24, 3,074,130.30 and 1,209,073.12

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Solution

The fourth proportional to 2,227,690.24, 3,074,130.30 and 1,209,073.12 is: 1,668,476.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,690.24 : 3,074,130.30 = 1,209,073.12 : x
  2. Step 2: Convert to fraction form
    2,227,690.24/3,074,130.30 = 1,209,073.12/x
  3. Step 3: Cross multiply
    2,227,690.24x = 3,074,130.30 × 1,209,073.12
  4. Step 4: Simplify right side
    2,227,690.24x = 3,716,848,313,107.54
  5. Step 5: Solve for x
    x = 3,716,848,313,107.54/2,227,690.24
  6. Step 6: Final answer
    x = 1,668,476.27

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1.5x scale

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.