Home / 1,510,914.40-2,263,952.40-800,015.20

Finding the Fourth Proportional to 1,510,914.40, 2,263,952.40 and 800,015.20

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Solution

The fourth proportional to 1,510,914.40, 2,263,952.40 and 800,015.20 is: 1,198,741.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,914.40 : 2,263,952.40 = 800,015.20 : x
  2. Step 2: Convert to fraction form
    1,510,914.40/2,263,952.40 = 800,015.20/x
  3. Step 3: Cross multiply
    1,510,914.40x = 2,263,952.40 × 800,015.20
  4. Step 4: Simplify right side
    1,510,914.40x = 1,811,196,332,076.48
  5. Step 5: Solve for x
    x = 1,811,196,332,076.48/1,510,914.40
  6. Step 6: Final answer
    x = 1,198,741.86

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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.