Home / 1,373,324.09-2,060,098.20-689,859.36

Finding the Fourth Proportional to 1,373,324.09, 2,060,098.20 and 689,859.36

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Solution

The fourth proportional to 1,373,324.09, 2,060,098.20 and 689,859.36 is: 1,034,845.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,324.09 : 2,060,098.20 = 689,859.36 : x
  2. Step 2: Convert to fraction form
    1,373,324.09/2,060,098.20 = 689,859.36/x
  3. Step 3: Cross multiply
    1,373,324.09x = 2,060,098.20 × 689,859.36
  4. Step 4: Simplify right side
    1,373,324.09x = 1,421,178,025,789.15
  5. Step 5: Solve for x
    x = 1,421,178,025,789.15/1,373,324.09
  6. Step 6: Final answer
    x = 1,034,845.34

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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.