Home / 2,769,794.40-4,155,015.60-876,727.20

Finding the Fourth Proportional to 2,769,794.40, 4,155,015.60 and 876,727.20

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Solution

The fourth proportional to 2,769,794.40, 4,155,015.60 and 876,727.20 is: 1,315,193.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,794.40 : 4,155,015.60 = 876,727.20 : x
  2. Step 2: Convert to fraction form
    2,769,794.40/4,155,015.60 = 876,727.20/x
  3. Step 3: Cross multiply
    2,769,794.40x = 4,155,015.60 × 876,727.20
  4. Step 4: Simplify right side
    2,769,794.40x = 3,642,815,192,944.32
  5. Step 5: Solve for x
    x = 3,642,815,192,944.32/2,769,794.40
  6. Step 6: Final answer
    x = 1,315,193.36

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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.