Home / 2,550,967.28-3,826,217.60-778,039.28

Finding the Fourth Proportional to 2,550,967.28, 3,826,217.60 and 778,039.28

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Solution

The fourth proportional to 2,550,967.28, 3,826,217.60 and 778,039.28 is: 1,166,987.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550,967.28 : 3,826,217.60 = 778,039.28 : x
  2. Step 2: Convert to fraction form
    2,550,967.28/3,826,217.60 = 778,039.28/x
  3. Step 3: Cross multiply
    2,550,967.28x = 3,826,217.60 × 778,039.28
  4. Step 4: Simplify right side
    2,550,967.28x = 2,976,947,586,627.33
  5. Step 5: Solve for x
    x = 2,976,947,586,627.33/2,550,967.28
  6. Step 6: Final answer
    x = 1,166,987.76

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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.