Home / 1,940,153.73-2,910,681.06-660,772.26

Finding the Fourth Proportional to 1,940,153.73, 2,910,681.06 and 660,772.26

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Solution

The fourth proportional to 1,940,153.73, 2,910,681.06 and 660,772.26 is: 991,311.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,153.73 : 2,910,681.06 = 660,772.26 : x
  2. Step 2: Convert to fraction form
    1,940,153.73/2,910,681.06 = 660,772.26/x
  3. Step 3: Cross multiply
    1,940,153.73x = 2,910,681.06 × 660,772.26
  4. Step 4: Simplify right side
    1,940,153.73x = 1,923,297,302,155.40
  5. Step 5: Solve for x
    x = 1,923,297,302,155.40/1,940,153.73
  6. Step 6: Final answer
    x = 991,311.81

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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.