Home / 1,022,901.86-1,534,414.26-312,936.06

Finding the Fourth Proportional to 1,022,901.86, 1,534,414.26 and 312,936.06

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Solution

The fourth proportional to 1,022,901.86, 1,534,414.26 and 312,936.06 is: 469,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,901.86 : 1,534,414.26 = 312,936.06 : x
  2. Step 2: Convert to fraction form
    1,022,901.86/1,534,414.26 = 312,936.06/x
  3. Step 3: Cross multiply
    1,022,901.86x = 1,534,414.26 × 312,936.06
  4. Step 4: Simplify right side
    1,022,901.86x = 480,173,552,932.22
  5. Step 5: Solve for x
    x = 480,173,552,932.22/1,022,901.86
  6. Step 6: Final answer
    x = 469,422.90

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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.