Home / 1,538,092.87-2,305,639.89-614,573.60

Finding the Fourth Proportional to 1,538,092.87, 2,305,639.89 and 614,573.60

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Solution

The fourth proportional to 1,538,092.87, 2,305,639.89 and 614,573.60 is: 921,261.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,092.87 : 2,305,639.89 = 614,573.60 : x
  2. Step 2: Convert to fraction form
    1,538,092.87/2,305,639.89 = 614,573.60/x
  3. Step 3: Cross multiply
    1,538,092.87x = 2,305,639.89 × 614,573.60
  4. Step 4: Simplify right side
    1,538,092.87x = 1,416,985,395,972.70
  5. Step 5: Solve for x
    x = 1,416,985,395,972.70/1,538,092.87
  6. Step 6: Final answer
    x = 921,261.27

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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.