Home / 1,270,450.98-1,753,167.24-697,500.72

Finding the Fourth Proportional to 1,270,450.98, 1,753,167.24 and 697,500.72

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Solution

The fourth proportional to 1,270,450.98, 1,753,167.24 and 697,500.72 is: 962,520.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,450.98 : 1,753,167.24 = 697,500.72 : x
  2. Step 2: Convert to fraction form
    1,270,450.98/1,753,167.24 = 697,500.72/x
  3. Step 3: Cross multiply
    1,270,450.98x = 1,753,167.24 × 697,500.72
  4. Step 4: Simplify right side
    1,270,450.98x = 1,222,835,412,180.41
  5. Step 5: Solve for x
    x = 1,222,835,412,180.41/1,270,450.98
  6. Step 6: Final answer
    x = 962,520.74

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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.