Home / 792,741.14-1,092,472.52-778,166.16

Finding the Fourth Proportional to 792,741.14, 1,092,472.52 and 778,166.16

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Solution

The fourth proportional to 792,741.14, 1,092,472.52 and 778,166.16 is: 1,072,386.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,741.14 : 1,092,472.52 = 778,166.16 : x
  2. Step 2: Convert to fraction form
    792,741.14/1,092,472.52 = 778,166.16/x
  3. Step 3: Cross multiply
    792,741.14x = 1,092,472.52 × 778,166.16
  4. Step 4: Simplify right side
    792,741.14x = 850,125,145,793.92
  5. Step 5: Solve for x
    x = 850,125,145,793.92/792,741.14
  6. Step 6: Final answer
    x = 1,072,386.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.