Home / 1,065,901.78-1,469,927.82-697,829.68

Finding the Fourth Proportional to 1,065,901.78, 1,469,927.82 and 697,829.68

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Solution

The fourth proportional to 1,065,901.78, 1,469,927.82 and 697,829.68 is: 962,339.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,901.78 : 1,469,927.82 = 697,829.68 : x
  2. Step 2: Convert to fraction form
    1,065,901.78/1,469,927.82 = 697,829.68/x
  3. Step 3: Cross multiply
    1,065,901.78x = 1,469,927.82 × 697,829.68
  4. Step 4: Simplify right side
    1,065,901.78x = 1,025,759,260,253.70
  5. Step 5: Solve for x
    x = 1,025,759,260,253.70/1,065,901.78
  6. Step 6: Final answer
    x = 962,339.38

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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.