Home / 1,175,997.20-1,763,995.80-1,008,035.60

Finding the Fourth Proportional to 1,175,997.20, 1,763,995.80 and 1,008,035.60

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Solution

The fourth proportional to 1,175,997.20, 1,763,995.80 and 1,008,035.60 is: 1,512,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,997.20 : 1,763,995.80 = 1,008,035.60 : x
  2. Step 2: Convert to fraction form
    1,175,997.20/1,763,995.80 = 1,008,035.60/x
  3. Step 3: Cross multiply
    1,175,997.20x = 1,763,995.80 × 1,008,035.60
  4. Step 4: Simplify right side
    1,175,997.20x = 1,778,170,564,650.48
  5. Step 5: Solve for x
    x = 1,778,170,564,650.48/1,175,997.20
  6. Step 6: Final answer
    x = 1,512,053.40

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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.