Home / 3,018,944.07-4,172,120.33-2,474,220.69

Finding the Fourth Proportional to 3,018,944.07, 4,172,120.33 and 2,474,220.69

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Solution

The fourth proportional to 3,018,944.07, 4,172,120.33 and 2,474,220.69 is: 3,419,323.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,944.07 : 4,172,120.33 = 2,474,220.69 : x
  2. Step 2: Convert to fraction form
    3,018,944.07/4,172,120.33 = 2,474,220.69/x
  3. Step 3: Cross multiply
    3,018,944.07x = 4,172,120.33 × 2,474,220.69
  4. Step 4: Simplify right side
    3,018,944.07x = 10,322,746,429,284.53
  5. Step 5: Solve for x
    x = 10,322,746,429,284.53/3,018,944.07
  6. Step 6: Final answer
    x = 3,419,323.51

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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.