Home / 2,792,169.24-4,187,754.90-742,840.86

Finding the Fourth Proportional to 2,792,169.24, 4,187,754.90 and 742,840.86

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Solution

The fourth proportional to 2,792,169.24, 4,187,754.90 and 742,840.86 is: 1,114,128.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,169.24 : 4,187,754.90 = 742,840.86 : x
  2. Step 2: Convert to fraction form
    2,792,169.24/4,187,754.90 = 742,840.86/x
  3. Step 3: Cross multiply
    2,792,169.24x = 4,187,754.90 × 742,840.86
  4. Step 4: Simplify right side
    2,792,169.24x = 3,110,835,451,385.21
  5. Step 5: Solve for x
    x = 3,110,835,451,385.21/2,792,169.24
  6. Step 6: Final answer
    x = 1,114,128.54

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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.