Home / 1,251,071.87-1,726,663.65-792,228.34

Finding the Fourth Proportional to 1,251,071.87, 1,726,663.65 and 792,228.34

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Solution

The fourth proportional to 1,251,071.87, 1,726,663.65 and 792,228.34 is: 1,093,391.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,071.87 : 1,726,663.65 = 792,228.34 : x
  2. Step 2: Convert to fraction form
    1,251,071.87/1,726,663.65 = 792,228.34/x
  3. Step 3: Cross multiply
    1,251,071.87x = 1,726,663.65 × 792,228.34
  4. Step 4: Simplify right side
    1,251,071.87x = 1,367,911,868,544.52
  5. Step 5: Solve for x
    x = 1,367,911,868,544.52/1,251,071.87
  6. Step 6: Final answer
    x = 1,093,391.92

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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.