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Finding the Fourth Proportional to 1,652,828.80, 2,474,512.80 and 1,017,464.80

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Solution

The fourth proportional to 1,652,828.80, 2,474,512.80 and 1,017,464.80 is: 1,523,285.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652,828.80 : 2,474,512.80 = 1,017,464.80 : x
  2. Step 2: Convert to fraction form
    1,652,828.80/2,474,512.80 = 1,017,464.80/x
  3. Step 3: Cross multiply
    1,652,828.80x = 2,474,512.80 × 1,017,464.80
  4. Step 4: Simplify right side
    1,652,828.80x = 2,517,729,671,149.44
  5. Step 5: Solve for x
    x = 2,517,729,671,149.44/1,652,828.80
  6. Step 6: Final answer
    x = 1,523,285.21

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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.