Home / 2,210,627.40-3,315,940.80-613,190.56

Finding the Fourth Proportional to 2,210,627.40, 3,315,940.80 and 613,190.56

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Solution

The fourth proportional to 2,210,627.40, 3,315,940.80 and 613,190.56 is: 919,785.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,627.40 : 3,315,940.80 = 613,190.56 : x
  2. Step 2: Convert to fraction form
    2,210,627.40/3,315,940.80 = 613,190.56/x
  3. Step 3: Cross multiply
    2,210,627.40x = 3,315,940.80 × 613,190.56
  4. Step 4: Simplify right side
    2,210,627.40x = 2,033,303,596,078.85
  5. Step 5: Solve for x
    x = 2,033,303,596,078.85/2,210,627.40
  6. Step 6: Final answer
    x = 919,785.76

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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.