Home / 1,301,837.08-1,796,609.20-728,872.24

Finding the Fourth Proportional to 1,301,837.08, 1,796,609.20 and 728,872.24

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Solution

The fourth proportional to 1,301,837.08, 1,796,609.20 and 728,872.24 is: 1,005,885.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,837.08 : 1,796,609.20 = 728,872.24 : x
  2. Step 2: Convert to fraction form
    1,301,837.08/1,796,609.20 = 728,872.24/x
  3. Step 3: Cross multiply
    1,301,837.08x = 1,796,609.20 × 728,872.24
  4. Step 4: Simplify right side
    1,301,837.08x = 1,309,498,572,008.61
  5. Step 5: Solve for x
    x = 1,309,498,572,008.61/1,301,837.08
  6. Step 6: Final answer
    x = 1,005,885.14

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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.