Home / 1,237,653.12-1,856,481.12-339,102.48

Finding the Fourth Proportional to 1,237,653.12, 1,856,481.12 and 339,102.48

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Solution

The fourth proportional to 1,237,653.12, 1,856,481.12 and 339,102.48 is: 508,654.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,653.12 : 1,856,481.12 = 339,102.48 : x
  2. Step 2: Convert to fraction form
    1,237,653.12/1,856,481.12 = 339,102.48/x
  3. Step 3: Cross multiply
    1,237,653.12x = 1,856,481.12 × 339,102.48
  4. Step 4: Simplify right side
    1,237,653.12x = 629,537,351,865.18
  5. Step 5: Solve for x
    x = 629,537,351,865.18/1,237,653.12
  6. Step 6: Final answer
    x = 508,654.11

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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.