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Finding the Fourth Proportional to 4,846,573.92, 7,269,936.24 and 1,435,205.60

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Solution

The fourth proportional to 4,846,573.92, 7,269,936.24 and 1,435,205.60 is: 2,152,830.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,846,573.92 : 7,269,936.24 = 1,435,205.60 : x
  2. Step 2: Convert to fraction form
    4,846,573.92/7,269,936.24 = 1,435,205.60/x
  3. Step 3: Cross multiply
    4,846,573.92x = 7,269,936.24 × 1,435,205.60
  4. Step 4: Simplify right side
    4,846,573.92x = 10,433,853,203,290.95
  5. Step 5: Solve for x
    x = 10,433,853,203,290.95/4,846,573.92
  6. Step 6: Final answer
    x = 2,152,830.72

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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.