Home / 1,065,900.78-1,469,926.44-697,828.68

Finding the Fourth Proportional to 1,065,900.78, 1,469,926.44 and 697,828.68

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Solution

The fourth proportional to 1,065,900.78, 1,469,926.44 and 697,828.68 is: 962,338.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,900.78 : 1,469,926.44 = 697,828.68 : x
  2. Step 2: Convert to fraction form
    1,065,900.78/1,469,926.44 = 697,828.68/x
  3. Step 3: Cross multiply
    1,065,900.78x = 1,469,926.44 × 697,828.68
  4. Step 4: Simplify right side
    1,065,900.78x = 1,025,756,827,322.30
  5. Step 5: Solve for x
    x = 1,025,756,827,322.30/1,065,900.78
  6. Step 6: Final answer
    x = 962,338.00

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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.