Home / 1,330,305.35-1,995,458.03-769,050.95

Finding the Fourth Proportional to 1,330,305.35, 1,995,458.03 and 769,050.95

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Solution

The fourth proportional to 1,330,305.35, 1,995,458.03 and 769,050.95 is: 1,153,576.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,305.35 : 1,995,458.03 = 769,050.95 : x
  2. Step 2: Convert to fraction form
    1,330,305.35/1,995,458.03 = 769,050.95/x
  3. Step 3: Cross multiply
    1,330,305.35x = 1,995,458.03 × 769,050.95
  4. Step 4: Simplify right side
    1,330,305.35x = 1,534,608,889,811.37
  5. Step 5: Solve for x
    x = 1,534,608,889,811.37/1,330,305.35
  6. Step 6: Final answer
    x = 1,153,576.43

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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.