Home / 6,239,259.70-9,359,221.65-1,979,761.30

Finding the Fourth Proportional to 6,239,259.70, 9,359,221.65 and 1,979,761.30

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Solution

The fourth proportional to 6,239,259.70, 9,359,221.65 and 1,979,761.30 is: 2,969,747.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239,259.70 : 9,359,221.65 = 1,979,761.30 : x
  2. Step 2: Convert to fraction form
    6,239,259.70/9,359,221.65 = 1,979,761.30/x
  3. Step 3: Cross multiply
    6,239,259.70x = 9,359,221.65 × 1,979,761.30
  4. Step 4: Simplify right side
    6,239,259.70x = 18,529,024,820,792.14
  5. Step 5: Solve for x
    x = 18,529,024,820,792.14/6,239,259.70
  6. Step 6: Final answer
    x = 2,969,747.33

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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.