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Finding the Fourth Proportional to 1,662,197, 2,493,710.22 and 480,245

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Solution

The fourth proportional to 1,662,197, 2,493,710.22 and 480,245 is: 720,487.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,197 : 2,493,710.22 = 480,245 : x
  2. Step 2: Convert to fraction form
    1,662,197/2,493,710.22 = 480,245/x
  3. Step 3: Cross multiply
    1,662,197x = 2,493,710.22 × 480,245
  4. Step 4: Simplify right side
    1,662,197x = 1,197,591,864,603.90
  5. Step 5: Solve for x
    x = 1,197,591,864,603.90/1,662,197
  6. Step 6: Final answer
    x = 720,487.32

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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.