Home / 1,242,520.62-1,863,782.82-377,963.16

Finding the Fourth Proportional to 1,242,520.62, 1,863,782.82 and 377,963.16

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Solution

The fourth proportional to 1,242,520.62, 1,863,782.82 and 377,963.16 is: 566,945.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,520.62 : 1,863,782.82 = 377,963.16 : x
  2. Step 2: Convert to fraction form
    1,242,520.62/1,863,782.82 = 377,963.16/x
  3. Step 3: Cross multiply
    1,242,520.62x = 1,863,782.82 × 377,963.16
  4. Step 4: Simplify right side
    1,242,520.62x = 704,441,244,200.91
  5. Step 5: Solve for x
    x = 704,441,244,200.91/1,242,520.62
  6. Step 6: Final answer
    x = 566,945.31

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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.