Home / 1,277,992.91-1,763,635.92-697,214.27

Finding the Fourth Proportional to 1,277,992.91, 1,763,635.92 and 697,214.27

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Solution

The fourth proportional to 1,277,992.91, 1,763,635.92 and 697,214.27 is: 962,158.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,992.91 : 1,763,635.92 = 697,214.27 : x
  2. Step 2: Convert to fraction form
    1,277,992.91/1,763,635.92 = 697,214.27/x
  3. Step 3: Cross multiply
    1,277,992.91x = 1,763,635.92 × 697,214.27
  4. Step 4: Simplify right side
    1,277,992.91x = 1,229,632,130,508.58
  5. Step 5: Solve for x
    x = 1,229,632,130,508.58/1,277,992.91
  6. Step 6: Final answer
    x = 962,158.80

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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.