Home / 1,720,360.62-2,580,481.80-440,980.56

Finding the Fourth Proportional to 1,720,360.62, 2,580,481.80 and 440,980.56

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Solution

The fourth proportional to 1,720,360.62, 2,580,481.80 and 440,980.56 is: 661,455.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,360.62 : 2,580,481.80 = 440,980.56 : x
  2. Step 2: Convert to fraction form
    1,720,360.62/2,580,481.80 = 440,980.56/x
  3. Step 3: Cross multiply
    1,720,360.62x = 2,580,481.80 × 440,980.56
  4. Step 4: Simplify right side
    1,720,360.62x = 1,137,942,309,233.81
  5. Step 5: Solve for x
    x = 1,137,942,309,233.81/1,720,360.62
  6. Step 6: Final answer
    x = 661,455.68

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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.