Home / 1,296,558.44-1,789,340.46-723,710.60

Finding the Fourth Proportional to 1,296,558.44, 1,789,340.46 and 723,710.60

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Solution

The fourth proportional to 1,296,558.44, 1,789,340.46 and 723,710.60 is: 998,770.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,558.44 : 1,789,340.46 = 723,710.60 : x
  2. Step 2: Convert to fraction form
    1,296,558.44/1,789,340.46 = 723,710.60/x
  3. Step 3: Cross multiply
    1,296,558.44x = 1,789,340.46 × 723,710.60
  4. Step 4: Simplify right side
    1,296,558.44x = 1,294,964,657,910.88
  5. Step 5: Solve for x
    x = 1,294,964,657,910.88/1,296,558.44
  6. Step 6: Final answer
    x = 998,770.76

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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.