Home / 3,909,721.20-5,864,581.80-2,634,262.80

Finding the Fourth Proportional to 3,909,721.20, 5,864,581.80 and 2,634,262.80

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Solution

The fourth proportional to 3,909,721.20, 5,864,581.80 and 2,634,262.80 is: 3,951,394.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909,721.20 : 5,864,581.80 = 2,634,262.80 : x
  2. Step 2: Convert to fraction form
    3,909,721.20/5,864,581.80 = 2,634,262.80/x
  3. Step 3: Cross multiply
    3,909,721.20x = 5,864,581.80 × 2,634,262.80
  4. Step 4: Simplify right side
    3,909,721.20x = 15,448,849,673,297.04
  5. Step 5: Solve for x
    x = 15,448,849,673,297.04/3,909,721.20
  6. Step 6: Final answer
    x = 3,951,394.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.