Home / 1,336,353.07-2,004,824.45-389,797.87

Finding the Fourth Proportional to 1,336,353.07, 2,004,824.45 and 389,797.87

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Solution

The fourth proportional to 1,336,353.07, 2,004,824.45 and 389,797.87 is: 584,782.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,353.07 : 2,004,824.45 = 389,797.87 : x
  2. Step 2: Convert to fraction form
    1,336,353.07/2,004,824.45 = 389,797.87/x
  3. Step 3: Cross multiply
    1,336,353.07x = 2,004,824.45 × 389,797.87
  4. Step 4: Simplify right side
    1,336,353.07x = 781,476,300,333.92
  5. Step 5: Solve for x
    x = 781,476,300,333.92/1,336,353.07
  6. Step 6: Final answer
    x = 584,782.81

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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.