Home / 1,437,976.92-1,985,127.24-894,287.85

Finding the Fourth Proportional to 1,437,976.92, 1,985,127.24 and 894,287.85

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Solution

The fourth proportional to 1,437,976.92, 1,985,127.24 and 894,287.85 is: 1,234,564.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,976.92 : 1,985,127.24 = 894,287.85 : x
  2. Step 2: Convert to fraction form
    1,437,976.92/1,985,127.24 = 894,287.85/x
  3. Step 3: Cross multiply
    1,437,976.92x = 1,985,127.24 × 894,287.85
  4. Step 4: Simplify right side
    1,437,976.92x = 1,775,275,171,436.03
  5. Step 5: Solve for x
    x = 1,775,275,171,436.03/1,437,976.92
  6. Step 6: Final answer
    x = 1,234,564.44

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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.