Home / 2,628,009.20-3,942,013.80-2,376,066.80

Finding the Fourth Proportional to 2,628,009.20, 3,942,013.80 and 2,376,066.80

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Solution

The fourth proportional to 2,628,009.20, 3,942,013.80 and 2,376,066.80 is: 3,564,100.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,009.20 : 3,942,013.80 = 2,376,066.80 : x
  2. Step 2: Convert to fraction form
    2,628,009.20/3,942,013.80 = 2,376,066.80/x
  3. Step 3: Cross multiply
    2,628,009.20x = 3,942,013.80 × 2,376,066.80
  4. Step 4: Simplify right side
    2,628,009.20x = 9,366,488,115,321.84
  5. Step 5: Solve for x
    x = 9,366,488,115,321.84/2,628,009.20
  6. Step 6: Final answer
    x = 3,564,100.20

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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.