Home / 1,181,157.96-1,772,019.09-382,440.36

Finding the Fourth Proportional to 1,181,157.96, 1,772,019.09 and 382,440.36

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Solution

The fourth proportional to 1,181,157.96, 1,772,019.09 and 382,440.36 is: 573,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,157.96 : 1,772,019.09 = 382,440.36 : x
  2. Step 2: Convert to fraction form
    1,181,157.96/1,772,019.09 = 382,440.36/x
  3. Step 3: Cross multiply
    1,181,157.96x = 1,772,019.09 × 382,440.36
  4. Step 4: Simplify right side
    1,181,157.96x = 677,691,618,706.47
  5. Step 5: Solve for x
    x = 677,691,618,706.47/1,181,157.96
  6. Step 6: Final answer
    x = 573,751.90

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Double scale
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1.5x scale

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.