Home / 1,769,481.10-2,654,223.45-439,785.10

Finding the Fourth Proportional to 1,769,481.10, 2,654,223.45 and 439,785.10

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Solution

The fourth proportional to 1,769,481.10, 2,654,223.45 and 439,785.10 is: 659,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,481.10 : 2,654,223.45 = 439,785.10 : x
  2. Step 2: Convert to fraction form
    1,769,481.10/2,654,223.45 = 439,785.10/x
  3. Step 3: Cross multiply
    1,769,481.10x = 2,654,223.45 × 439,785.10
  4. Step 4: Simplify right side
    1,769,481.10x = 1,167,287,925,380.60
  5. Step 5: Solve for x
    x = 1,167,287,925,380.60/1,769,481.10
  6. Step 6: Final answer
    x = 659,678.10

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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.