Home / 1,760,983.62-2,640,395.89-749,529.60

Finding the Fourth Proportional to 1,760,983.62, 2,640,395.89 and 749,529.60

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Solution

The fourth proportional to 1,760,983.62, 2,640,395.89 and 749,529.60 is: 1,123,834.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,983.62 : 2,640,395.89 = 749,529.60 : x
  2. Step 2: Convert to fraction form
    1,760,983.62/2,640,395.89 = 749,529.60/x
  3. Step 3: Cross multiply
    1,760,983.62x = 2,640,395.89 × 749,529.60
  4. Step 4: Simplify right side
    1,760,983.62x = 1,979,054,875,273.34
  5. Step 5: Solve for x
    x = 1,979,054,875,273.34/1,760,983.62
  6. Step 6: Final answer
    x = 1,123,834.91

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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.