Home / 3,490,126.20-5,231,301.30-1,359,502.20

Finding the Fourth Proportional to 3,490,126.20, 5,231,301.30 and 1,359,502.20

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Solution

The fourth proportional to 3,490,126.20, 5,231,301.30 and 1,359,502.20 is: 2,037,738.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490,126.20 : 5,231,301.30 = 1,359,502.20 : x
  2. Step 2: Convert to fraction form
    3,490,126.20/5,231,301.30 = 1,359,502.20/x
  3. Step 3: Cross multiply
    3,490,126.20x = 5,231,301.30 × 1,359,502.20
  4. Step 4: Simplify right side
    3,490,126.20x = 7,111,965,626,212.86
  5. Step 5: Solve for x
    x = 7,111,965,626,212.86/3,490,126.20
  6. Step 6: Final answer
    x = 2,037,738.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.