Home / 4,092,223.92-6,139,378.38-1,213,695.78

Finding the Fourth Proportional to 4,092,223.92, 6,139,378.38 and 1,213,695.78

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Solution

The fourth proportional to 4,092,223.92, 6,139,378.38 and 1,213,695.78 is: 1,820,852.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092,223.92 : 6,139,378.38 = 1,213,695.78 : x
  2. Step 2: Convert to fraction form
    4,092,223.92/6,139,378.38 = 1,213,695.78/x
  3. Step 3: Cross multiply
    4,092,223.92x = 6,139,378.38 × 1,213,695.78
  4. Step 4: Simplify right side
    4,092,223.92x = 7,451,337,631,629.24
  5. Step 5: Solve for x
    x = 7,451,337,631,629.24/4,092,223.92
  6. Step 6: Final answer
    x = 1,820,852.86

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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.