Home / 1,243,194.93-1,715,760.90-699,353.64

Finding the Fourth Proportional to 1,243,194.93, 1,715,760.90 and 699,353.64

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Solution

The fourth proportional to 1,243,194.93, 1,715,760.90 and 699,353.64 is: 965,193.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,194.93 : 1,715,760.90 = 699,353.64 : x
  2. Step 2: Convert to fraction form
    1,243,194.93/1,715,760.90 = 699,353.64/x
  3. Step 3: Cross multiply
    1,243,194.93x = 1,715,760.90 × 699,353.64
  4. Step 4: Simplify right side
    1,243,194.93x = 1,199,923,630,784.68
  5. Step 5: Solve for x
    x = 1,199,923,630,784.68/1,243,194.93
  6. Step 6: Final answer
    x = 965,193.47

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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.