Home / 1,747,801.22-2,621,843.32-485,628.98

Finding the Fourth Proportional to 1,747,801.22, 2,621,843.32 and 485,628.98

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Solution

The fourth proportional to 1,747,801.22, 2,621,843.32 and 485,628.98 is: 728,482.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,801.22 : 2,621,843.32 = 485,628.98 : x
  2. Step 2: Convert to fraction form
    1,747,801.22/2,621,843.32 = 485,628.98/x
  3. Step 3: Cross multiply
    1,747,801.22x = 2,621,843.32 × 485,628.98
  4. Step 4: Simplify right side
    1,747,801.22x = 1,273,243,097,211.41
  5. Step 5: Solve for x
    x = 1,273,243,097,211.41/1,747,801.22
  6. Step 6: Final answer
    x = 728,482.78

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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.