Home / 2,836,839.88-3,914,820.41-1,613,145.48

Finding the Fourth Proportional to 2,836,839.88, 3,914,820.41 and 1,613,145.48

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Solution

The fourth proportional to 2,836,839.88, 3,914,820.41 and 1,613,145.48 is: 2,226,130.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,839.88 : 3,914,820.41 = 1,613,145.48 : x
  2. Step 2: Convert to fraction form
    2,836,839.88/3,914,820.41 = 1,613,145.48/x
  3. Step 3: Cross multiply
    2,836,839.88x = 3,914,820.41 × 1,613,145.48
  4. Step 4: Simplify right side
    2,836,839.88x = 6,315,174,849,403.25
  5. Step 5: Solve for x
    x = 6,315,174,849,403.25/2,836,839.88
  6. Step 6: Final answer
    x = 2,226,130.17

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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.