Home / 792,067.70-1,188,101.55-745,411.70

Finding the Fourth Proportional to 792,067.70, 1,188,101.55 and 745,411.70

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Solution

The fourth proportional to 792,067.70, 1,188,101.55 and 745,411.70 is: 1,118,117.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,067.70 : 1,188,101.55 = 745,411.70 : x
  2. Step 2: Convert to fraction form
    792,067.70/1,188,101.55 = 745,411.70/x
  3. Step 3: Cross multiply
    792,067.70x = 1,188,101.55 × 745,411.70
  4. Step 4: Simplify right side
    792,067.70x = 885,624,796,158.14
  5. Step 5: Solve for x
    x = 885,624,796,158.14/792,067.70
  6. Step 6: Final answer
    x = 1,118,117.55

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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.