Home / 1,278,496.03-1,764,366.89-697,750.94

Finding the Fourth Proportional to 1,278,496.03, 1,764,366.89 and 697,750.94

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Solution

The fourth proportional to 1,278,496.03, 1,764,366.89 and 697,750.94 is: 962,919.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,496.03 : 1,764,366.89 = 697,750.94 : x
  2. Step 2: Convert to fraction form
    1,278,496.03/1,764,366.89 = 697,750.94/x
  3. Step 3: Cross multiply
    1,278,496.03x = 1,764,366.89 × 697,750.94
  4. Step 4: Simplify right side
    1,278,496.03x = 1,231,088,643,691.79
  5. Step 5: Solve for x
    x = 1,231,088,643,691.79/1,278,496.03
  6. Step 6: Final answer
    x = 962,919.41

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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.