Home / 1,005,393.24-1,509,164.10-406,745.64

Finding the Fourth Proportional to 1,005,393.24, 1,509,164.10 and 406,745.64

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Solution

The fourth proportional to 1,005,393.24, 1,509,164.10 and 406,745.64 is: 610,553.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,393.24 : 1,509,164.10 = 406,745.64 : x
  2. Step 2: Convert to fraction form
    1,005,393.24/1,509,164.10 = 406,745.64/x
  3. Step 3: Cross multiply
    1,005,393.24x = 1,509,164.10 × 406,745.64
  4. Step 4: Simplify right side
    1,005,393.24x = 613,845,917,719.52
  5. Step 5: Solve for x
    x = 613,845,917,719.52/1,005,393.24
  6. Step 6: Final answer
    x = 610,553.06

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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.