Home / 2,744,288.78-4,116,442.20-694,948.21

Finding the Fourth Proportional to 2,744,288.78, 4,116,442.20 and 694,948.21

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Solution

The fourth proportional to 2,744,288.78, 4,116,442.20 and 694,948.21 is: 1,042,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744,288.78 : 4,116,442.20 = 694,948.21 : x
  2. Step 2: Convert to fraction form
    2,744,288.78/4,116,442.20 = 694,948.21/x
  3. Step 3: Cross multiply
    2,744,288.78x = 4,116,442.20 × 694,948.21
  4. Step 4: Simplify right side
    2,744,288.78x = 2,860,714,128,167.36
  5. Step 5: Solve for x
    x = 2,860,714,128,167.36/2,744,288.78
  6. Step 6: Final answer
    x = 1,042,424.60

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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.