Home / 1,793,628.25-2,690,573.61-728,690.47

Finding the Fourth Proportional to 1,793,628.25, 2,690,573.61 and 728,690.47

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Solution

The fourth proportional to 1,793,628.25, 2,690,573.61 and 728,690.47 is: 1,093,089.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,628.25 : 2,690,573.61 = 728,690.47 : x
  2. Step 2: Convert to fraction form
    1,793,628.25/2,690,573.61 = 728,690.47/x
  3. Step 3: Cross multiply
    1,793,628.25x = 2,690,573.61 × 728,690.47
  4. Step 4: Simplify right side
    1,793,628.25x = 1,960,595,338,981.47
  5. Step 5: Solve for x
    x = 1,960,595,338,981.47/1,793,628.25
  6. Step 6: Final answer
    x = 1,093,089.02

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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.