Home / 1,588,481.78-2,192,119.27-863,331.24

Finding the Fourth Proportional to 1,588,481.78, 2,192,119.27 and 863,331.24

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Solution

The fourth proportional to 1,588,481.78, 2,192,119.27 and 863,331.24 is: 1,191,404.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,481.78 : 2,192,119.27 = 863,331.24 : x
  2. Step 2: Convert to fraction form
    1,588,481.78/2,192,119.27 = 863,331.24/x
  3. Step 3: Cross multiply
    1,588,481.78x = 2,192,119.27 × 863,331.24
  4. Step 4: Simplify right side
    1,588,481.78x = 1,892,525,047,597.00
  5. Step 5: Solve for x
    x = 1,892,525,047,597.00/1,588,481.78
  6. Step 6: Final answer
    x = 1,191,404.94

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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.