Home / 4,419,331.25-6,629,277.01-1,386,816.76

Finding the Fourth Proportional to 4,419,331.25, 6,629,277.01 and 1,386,816.76

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Solution

The fourth proportional to 4,419,331.25, 6,629,277.01 and 1,386,816.76 is: 2,080,313.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419,331.25 : 6,629,277.01 = 1,386,816.76 : x
  2. Step 2: Convert to fraction form
    4,419,331.25/6,629,277.01 = 1,386,816.76/x
  3. Step 3: Cross multiply
    4,419,331.25x = 6,629,277.01 × 1,386,816.76
  4. Step 4: Simplify right side
    4,419,331.25x = 9,193,592,471,570.52
  5. Step 5: Solve for x
    x = 9,193,592,471,570.52/4,419,331.25
  6. Step 6: Final answer
    x = 2,080,313.05

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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.