Home / 1,195,439.82-1,793,587.94-512,039.98

Finding the Fourth Proportional to 1,195,439.82, 1,793,587.94 and 512,039.98

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Solution

The fourth proportional to 1,195,439.82, 1,793,587.94 and 512,039.98 is: 768,243.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,439.82 : 1,793,587.94 = 512,039.98 : x
  2. Step 2: Convert to fraction form
    1,195,439.82/1,793,587.94 = 512,039.98/x
  3. Step 3: Cross multiply
    1,195,439.82x = 1,793,587.94 × 512,039.98
  4. Step 4: Simplify right side
    1,195,439.82x = 918,388,730,365.64
  5. Step 5: Solve for x
    x = 918,388,730,365.64/1,195,439.82
  6. Step 6: Final answer
    x = 768,243.39

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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.