Home / 1,022,896.30-1,534,288.96-312,924.42

Finding the Fourth Proportional to 1,022,896.30, 1,534,288.96 and 312,924.42

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Solution

The fourth proportional to 1,022,896.30, 1,534,288.96 and 312,924.42 is: 469,369.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,896.30 : 1,534,288.96 = 312,924.42 : x
  2. Step 2: Convert to fraction form
    1,022,896.30/1,534,288.96 = 312,924.42/x
  3. Step 3: Cross multiply
    1,022,896.30x = 1,534,288.96 × 312,924.42
  4. Step 4: Simplify right side
    1,022,896.30x = 480,116,482,920.40
  5. Step 5: Solve for x
    x = 480,116,482,920.40/1,022,896.30
  6. Step 6: Final answer
    x = 469,369.65

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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.