Home / 1,206,734.72-1,665,859.92-697,337.60

Finding the Fourth Proportional to 1,206,734.72, 1,665,859.92 and 697,337.60

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Solution

The fourth proportional to 1,206,734.72, 1,665,859.92 and 697,337.60 is: 962,652.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,734.72 : 1,665,859.92 = 697,337.60 : x
  2. Step 2: Convert to fraction form
    1,206,734.72/1,665,859.92 = 697,337.60/x
  3. Step 3: Cross multiply
    1,206,734.72x = 1,665,859.92 × 697,337.60
  4. Step 4: Simplify right side
    1,206,734.72x = 1,161,666,758,548.99
  5. Step 5: Solve for x
    x = 1,161,666,758,548.99/1,206,734.72
  6. Step 6: Final answer
    x = 962,652.97

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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.