Home / 3,771,987.36-5,205,453.20-2,053,220

Finding the Fourth Proportional to 3,771,987.36, 5,205,453.20 and 2,053,220

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Solution

The fourth proportional to 3,771,987.36, 5,205,453.20 and 2,053,220 is: 2,833,503.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771,987.36 : 5,205,453.20 = 2,053,220 : x
  2. Step 2: Convert to fraction form
    3,771,987.36/5,205,453.20 = 2,053,220/x
  3. Step 3: Cross multiply
    3,771,987.36x = 5,205,453.20 × 2,053,220
  4. Step 4: Simplify right side
    3,771,987.36x = 10,687,940,619,304
  5. Step 5: Solve for x
    x = 10,687,940,619,304/3,771,987.36
  6. Step 6: Final answer
    x = 2,833,503.83

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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.