Home / 987,037.44-1,362,115.98-534,328.44

Finding the Fourth Proportional to 987,037.44, 1,362,115.98 and 534,328.44

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Solution

The fourth proportional to 987,037.44, 1,362,115.98 and 534,328.44 is: 737,375.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,037.44 : 1,362,115.98 = 534,328.44 : x
  2. Step 2: Convert to fraction form
    987,037.44/1,362,115.98 = 534,328.44/x
  3. Step 3: Cross multiply
    987,037.44x = 1,362,115.98 × 534,328.44
  4. Step 4: Simplify right side
    987,037.44x = 727,817,306,692.47
  5. Step 5: Solve for x
    x = 727,817,306,692.47/987,037.44
  6. Step 6: Final answer
    x = 737,375.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.