Home / 2,175,659.86-3,263,127.84-658,982.20

Finding the Fourth Proportional to 2,175,659.86, 3,263,127.84 and 658,982.20

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Solution

The fourth proportional to 2,175,659.86, 3,263,127.84 and 658,982.20 is: 988,363.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,659.86 : 3,263,127.84 = 658,982.20 : x
  2. Step 2: Convert to fraction form
    2,175,659.86/3,263,127.84 = 658,982.20/x
  3. Step 3: Cross multiply
    2,175,659.86x = 3,263,127.84 × 658,982.20
  4. Step 4: Simplify right side
    2,175,659.86x = 2,150,343,148,216.26
  5. Step 5: Solve for x
    x = 2,150,343,148,216.26/2,175,659.86
  6. Step 6: Final answer
    x = 988,363.66

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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.