Home / 1,269,937.72-1,752,621.60-697,074.92

Finding the Fourth Proportional to 1,269,937.72, 1,752,621.60 and 697,074.92

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Solution

The fourth proportional to 1,269,937.72, 1,752,621.60 and 697,074.92 is: 962,022.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,937.72 : 1,752,621.60 = 697,074.92 : x
  2. Step 2: Convert to fraction form
    1,269,937.72/1,752,621.60 = 697,074.92/x
  3. Step 3: Cross multiply
    1,269,937.72x = 1,752,621.60 × 697,074.92
  4. Step 4: Simplify right side
    1,269,937.72x = 1,221,708,561,610.27
  5. Step 5: Solve for x
    x = 1,221,708,561,610.27/1,269,937.72
  6. Step 6: Final answer
    x = 962,022.42

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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.