Home / 1,690,703.24-2,333,230.26-926,756.60

Finding the Fourth Proportional to 1,690,703.24, 2,333,230.26 and 926,756.60

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Solution

The fourth proportional to 1,690,703.24, 2,333,230.26 and 926,756.60 is: 1,278,956.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,703.24 : 2,333,230.26 = 926,756.60 : x
  2. Step 2: Convert to fraction form
    1,690,703.24/2,333,230.26 = 926,756.60/x
  3. Step 3: Cross multiply
    1,690,703.24x = 2,333,230.26 × 926,756.60
  4. Step 4: Simplify right side
    1,690,703.24x = 2,162,336,542,774.72
  5. Step 5: Solve for x
    x = 2,162,336,542,774.72/1,690,703.24
  6. Step 6: Final answer
    x = 1,278,956.88

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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.