Home / 1,622,811-2,431,329.66-1,383,728.16

Finding the Fourth Proportional to 1,622,811, 2,431,329.66 and 1,383,728.16

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Solution

The fourth proportional to 1,622,811, 2,431,329.66 and 1,383,728.16 is: 2,073,130.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,811 : 2,431,329.66 = 1,383,728.16 : x
  2. Step 2: Convert to fraction form
    1,622,811/2,431,329.66 = 1,383,728.16/x
  3. Step 3: Cross multiply
    1,622,811x = 2,431,329.66 × 1,383,728.16
  4. Step 4: Simplify right side
    1,622,811x = 3,364,299,316,785.23
  5. Step 5: Solve for x
    x = 3,364,299,316,785.23/1,622,811
  6. Step 6: Final answer
    x = 2,073,130.71

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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.