Home / 2,136,661.31-2,948,480.61-1,169,606.36

Finding the Fourth Proportional to 2,136,661.31, 2,948,480.61 and 1,169,606.36

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Solution

The fourth proportional to 2,136,661.31, 2,948,480.61 and 1,169,606.36 is: 1,613,995.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,661.31 : 2,948,480.61 = 1,169,606.36 : x
  2. Step 2: Convert to fraction form
    2,136,661.31/2,948,480.61 = 1,169,606.36/x
  3. Step 3: Cross multiply
    2,136,661.31x = 2,948,480.61 × 1,169,606.36
  4. Step 4: Simplify right side
    2,136,661.31x = 3,448,561,673,792.68
  5. Step 5: Solve for x
    x = 3,448,561,673,792.68/2,136,661.31
  6. Step 6: Final answer
    x = 1,613,995.47

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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.