Home / 792,080.70-1,188,121.05-745,424.70

Finding the Fourth Proportional to 792,080.70, 1,188,121.05 and 745,424.70

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Solution

The fourth proportional to 792,080.70, 1,188,121.05 and 745,424.70 is: 1,118,137.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,080.70 : 1,188,121.05 = 745,424.70 : x
  2. Step 2: Convert to fraction form
    792,080.70/1,188,121.05 = 745,424.70/x
  3. Step 3: Cross multiply
    792,080.70x = 1,188,121.05 × 745,424.70
  4. Step 4: Simplify right side
    792,080.70x = 885,654,777,259.94
  5. Step 5: Solve for x
    x = 885,654,777,259.94/792,080.70
  6. Step 6: Final answer
    x = 1,118,137.05

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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.