Home / 3,450,601.20-5,172,013.80-1,654,345.20

Finding the Fourth Proportional to 3,450,601.20, 5,172,013.80 and 1,654,345.20

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Solution

The fourth proportional to 3,450,601.20, 5,172,013.80 and 1,654,345.20 is: 2,479,653.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450,601.20 : 5,172,013.80 = 1,654,345.20 : x
  2. Step 2: Convert to fraction form
    3,450,601.20/5,172,013.80 = 1,654,345.20/x
  3. Step 3: Cross multiply
    3,450,601.20x = 5,172,013.80 × 1,654,345.20
  4. Step 4: Simplify right side
    3,450,601.20x = 8,556,296,204,363.76
  5. Step 5: Solve for x
    x = 8,556,296,204,363.76/3,450,601.20
  6. Step 6: Final answer
    x = 2,479,653.75

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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.