Home / 1,747,841.76-2,621,905.44-485,669.76

Finding the Fourth Proportional to 1,747,841.76, 2,621,905.44 and 485,669.76

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Solution

The fourth proportional to 1,747,841.76, 2,621,905.44 and 485,669.76 is: 728,544.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,841.76 : 2,621,905.44 = 485,669.76 : x
  2. Step 2: Convert to fraction form
    1,747,841.76/2,621,905.44 = 485,669.76/x
  3. Step 3: Cross multiply
    1,747,841.76x = 2,621,905.44 × 485,669.76
  4. Step 4: Simplify right side
    1,747,841.76x = 1,273,380,185,787.49
  5. Step 5: Solve for x
    x = 1,273,380,185,787.49/1,747,841.76
  6. Step 6: Final answer
    x = 728,544.32

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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.