Home / 1,116,481.08-1,541,144.70-663,771

Finding the Fourth Proportional to 1,116,481.08, 1,541,144.70 and 663,771

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Solution

The fourth proportional to 1,116,481.08, 1,541,144.70 and 663,771 is: 916,242.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,481.08 : 1,541,144.70 = 663,771 : x
  2. Step 2: Convert to fraction form
    1,116,481.08/1,541,144.70 = 663,771/x
  3. Step 3: Cross multiply
    1,116,481.08x = 1,541,144.70 × 663,771
  4. Step 4: Simplify right side
    1,116,481.08x = 1,022,967,158,663.70
  5. Step 5: Solve for x
    x = 1,022,967,158,663.70/1,116,481.08
  6. Step 6: Final answer
    x = 916,242.27

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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.