Home / 1,392,022.28-2,088,045.66-550,573.88

Finding the Fourth Proportional to 1,392,022.28, 2,088,045.66 and 550,573.88

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Solution

The fourth proportional to 1,392,022.28, 2,088,045.66 and 550,573.88 is: 825,865.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,022.28 : 2,088,045.66 = 550,573.88 : x
  2. Step 2: Convert to fraction form
    1,392,022.28/2,088,045.66 = 550,573.88/x
  3. Step 3: Cross multiply
    1,392,022.28x = 2,088,045.66 × 550,573.88
  4. Step 4: Simplify right side
    1,392,022.28x = 1,149,623,400,643.36
  5. Step 5: Solve for x
    x = 1,149,623,400,643.36/1,392,022.28
  6. Step 6: Final answer
    x = 825,865.66

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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.