Home / 3,836,041.32-5,293,710.93-2,117,161.80

Finding the Fourth Proportional to 3,836,041.32, 5,293,710.93 and 2,117,161.80

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Solution

The fourth proportional to 3,836,041.32, 5,293,710.93 and 2,117,161.80 is: 2,921,668.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,041.32 : 5,293,710.93 = 2,117,161.80 : x
  2. Step 2: Convert to fraction form
    3,836,041.32/5,293,710.93 = 2,117,161.80/x
  3. Step 3: Cross multiply
    3,836,041.32x = 5,293,710.93 × 2,117,161.80
  4. Step 4: Simplify right side
    3,836,041.32x = 11,207,642,561,238.47
  5. Step 5: Solve for x
    x = 11,207,642,561,238.47/3,836,041.32
  6. Step 6: Final answer
    x = 2,921,668.88

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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.