Home / 1,065,834.28-1,599,858.78-713,311.72

Finding the Fourth Proportional to 1,065,834.28, 1,599,858.78 and 713,311.72

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Solution

The fourth proportional to 1,065,834.28, 1,599,858.78 and 713,311.72 is: 1,070,708.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,834.28 : 1,599,858.78 = 713,311.72 : x
  2. Step 2: Convert to fraction form
    1,065,834.28/1,599,858.78 = 713,311.72/x
  3. Step 3: Cross multiply
    1,065,834.28x = 1,599,858.78 × 713,311.72
  4. Step 4: Simplify right side
    1,065,834.28x = 1,141,198,018,118.90
  5. Step 5: Solve for x
    x = 1,141,198,018,118.90/1,065,834.28
  6. Step 6: Final answer
    x = 1,070,708.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.