Home / 1,131,883.92-1,562,012.88-622,590

Finding the Fourth Proportional to 1,131,883.92, 1,562,012.88 and 622,590

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Solution

The fourth proportional to 1,131,883.92, 1,562,012.88 and 622,590 is: 859,181.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,883.92 : 1,562,012.88 = 622,590 : x
  2. Step 2: Convert to fraction form
    1,131,883.92/1,562,012.88 = 622,590/x
  3. Step 3: Cross multiply
    1,131,883.92x = 1,562,012.88 × 622,590
  4. Step 4: Simplify right side
    1,131,883.92x = 972,493,598,959.20
  5. Step 5: Solve for x
    x = 972,493,598,959.20/1,131,883.92
  6. Step 6: Final answer
    x = 859,181.39

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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.