Home / 1,181,709.34-1,772,192.22-382,805.54

Finding the Fourth Proportional to 1,181,709.34, 1,772,192.22 and 382,805.54

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Solution

The fourth proportional to 1,181,709.34, 1,772,192.22 and 382,805.54 is: 574,087.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,709.34 : 1,772,192.22 = 382,805.54 : x
  2. Step 2: Convert to fraction form
    1,181,709.34/1,772,192.22 = 382,805.54/x
  3. Step 3: Cross multiply
    1,181,709.34x = 1,772,192.22 × 382,805.54
  4. Step 4: Simplify right side
    1,181,709.34x = 678,404,999,760.90
  5. Step 5: Solve for x
    x = 678,404,999,760.90/1,181,709.34
  6. Step 6: Final answer
    x = 574,087.87

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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.