Home / 4,200,929.30-6,285,647.55-2,783,753.30

Finding the Fourth Proportional to 4,200,929.30, 6,285,647.55 and 2,783,753.30

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Solution

The fourth proportional to 4,200,929.30, 6,285,647.55 and 2,783,753.30 is: 4,165,195.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,929.30 : 6,285,647.55 = 2,783,753.30 : x
  2. Step 2: Convert to fraction form
    4,200,929.30/6,285,647.55 = 2,783,753.30/x
  3. Step 3: Cross multiply
    4,200,929.30x = 6,285,647.55 × 2,783,753.30
  4. Step 4: Simplify right side
    4,200,929.30x = 17,497,692,109,949.41
  5. Step 5: Solve for x
    x = 17,497,692,109,949.41/4,200,929.30
  6. Step 6: Final answer
    x = 4,165,195.57

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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.