Home / 1,353,221.69-2,029,587.23-543,573.50

Finding the Fourth Proportional to 1,353,221.69, 2,029,587.23 and 543,573.50

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Solution

The fourth proportional to 1,353,221.69, 2,029,587.23 and 543,573.50 is: 815,261.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,221.69 : 2,029,587.23 = 543,573.50 : x
  2. Step 2: Convert to fraction form
    1,353,221.69/2,029,587.23 = 543,573.50/x
  3. Step 3: Cross multiply
    1,353,221.69x = 2,029,587.23 × 543,573.50
  4. Step 4: Simplify right side
    1,353,221.69x = 1,103,229,825,377.40
  5. Step 5: Solve for x
    x = 1,103,229,825,377.40/1,353,221.69
  6. Step 6: Final answer
    x = 815,261.71

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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.