Home / 1,198,657.56-1,797,973.94-692,896.68

Finding the Fourth Proportional to 1,198,657.56, 1,797,973.94 and 692,896.68

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Solution

The fourth proportional to 1,198,657.56, 1,797,973.94 and 692,896.68 is: 1,039,337.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,657.56 : 1,797,973.94 = 692,896.68 : x
  2. Step 2: Convert to fraction form
    1,198,657.56/1,797,973.94 = 692,896.68/x
  3. Step 3: Cross multiply
    1,198,657.56x = 1,797,973.94 × 692,896.68
  4. Step 4: Simplify right side
    1,198,657.56x = 1,245,810,173,752.52
  5. Step 5: Solve for x
    x = 1,245,810,173,752.52/1,198,657.56
  6. Step 6: Final answer
    x = 1,039,337.85

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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.