Home / 1,181,147.92-1,772,004.09-382,430.34

Finding the Fourth Proportional to 1,181,147.92, 1,772,004.09 and 382,430.34

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Solution

The fourth proportional to 1,181,147.92, 1,772,004.09 and 382,430.34 is: 573,736.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,147.92 : 1,772,004.09 = 382,430.34 : x
  2. Step 2: Convert to fraction form
    1,181,147.92/1,772,004.09 = 382,430.34/x
  3. Step 3: Cross multiply
    1,181,147.92x = 1,772,004.09 × 382,430.34
  4. Step 4: Simplify right side
    1,181,147.92x = 677,668,126,620.09
  5. Step 5: Solve for x
    x = 677,668,126,620.09/1,181,147.92
  6. Step 6: Final answer
    x = 573,736.88

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Double scale
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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.