Home / 1,302,080.44-1,796,851.32-729,141.12

Finding the Fourth Proportional to 1,302,080.44, 1,796,851.32 and 729,141.12

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Solution

The fourth proportional to 1,302,080.44, 1,796,851.32 and 729,141.12 is: 1,006,203.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,080.44 : 1,796,851.32 = 729,141.12 : x
  2. Step 2: Convert to fraction form
    1,302,080.44/1,796,851.32 = 729,141.12/x
  3. Step 3: Cross multiply
    1,302,080.44x = 1,796,851.32 × 729,141.12
  4. Step 4: Simplify right side
    1,302,080.44x = 1,310,158,183,938.28
  5. Step 5: Solve for x
    x = 1,310,158,183,938.28/1,302,080.44
  6. Step 6: Final answer
    x = 1,006,203.72

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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.