Home / 1,237,773.62-1,708,687.17-779,561.54

Finding the Fourth Proportional to 1,237,773.62, 1,708,687.17 and 779,561.54

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Solution

The fourth proportional to 1,237,773.62, 1,708,687.17 and 779,561.54 is: 1,076,147.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,773.62 : 1,708,687.17 = 779,561.54 : x
  2. Step 2: Convert to fraction form
    1,237,773.62/1,708,687.17 = 779,561.54/x
  3. Step 3: Cross multiply
    1,237,773.62x = 1,708,687.17 × 779,561.54
  4. Step 4: Simplify right side
    1,237,773.62x = 1,332,026,801,623.44
  5. Step 5: Solve for x
    x = 1,332,026,801,623.44/1,237,773.62
  6. Step 6: Final answer
    x = 1,076,147.35

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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.