Home / 1,908,532.36-2,632,896.86-1,690,963.01

Finding the Fourth Proportional to 1,908,532.36, 2,632,896.86 and 1,690,963.01

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Solution

The fourth proportional to 1,908,532.36, 2,632,896.86 and 1,690,963.01 is: 2,332,751.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,532.36 : 2,632,896.86 = 1,690,963.01 : x
  2. Step 2: Convert to fraction form
    1,908,532.36/2,632,896.86 = 1,690,963.01/x
  3. Step 3: Cross multiply
    1,908,532.36x = 2,632,896.86 × 1,690,963.01
  4. Step 4: Simplify right side
    1,908,532.36x = 4,452,131,177,785.85
  5. Step 5: Solve for x
    x = 4,452,131,177,785.85/1,908,532.36
  6. Step 6: Final answer
    x = 2,332,751.22

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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.