Home / 3,207,789.69-4,426,749.65-1,757,540.13

Finding the Fourth Proportional to 3,207,789.69, 4,426,749.65 and 1,757,540.13

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Solution

The fourth proportional to 3,207,789.69, 4,426,749.65 and 1,757,540.13 is: 2,425,405.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,789.69 : 4,426,749.65 = 1,757,540.13 : x
  2. Step 2: Convert to fraction form
    3,207,789.69/4,426,749.65 = 1,757,540.13/x
  3. Step 3: Cross multiply
    3,207,789.69x = 4,426,749.65 × 1,757,540.13
  4. Step 4: Simplify right side
    3,207,789.69x = 7,780,190,146,550.75
  5. Step 5: Solve for x
    x = 7,780,190,146,550.75/3,207,789.69
  6. Step 6: Final answer
    x = 2,425,405.31

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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.