Home / 1,003,851.36-1,385,297.64-551,139.12

Finding the Fourth Proportional to 1,003,851.36, 1,385,297.64 and 551,139.12

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Solution

The fourth proportional to 1,003,851.36, 1,385,297.64 and 551,139.12 is: 760,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,851.36 : 1,385,297.64 = 551,139.12 : x
  2. Step 2: Convert to fraction form
    1,003,851.36/1,385,297.64 = 551,139.12/x
  3. Step 3: Cross multiply
    1,003,851.36x = 1,385,297.64 × 551,139.12
  4. Step 4: Simplify right side
    1,003,851.36x = 763,491,722,247.68
  5. Step 5: Solve for x
    x = 763,491,722,247.68/1,003,851.36
  6. Step 6: Final answer
    x = 760,562.52

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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.