Home / 2,162,536.21-3,245,138.40-1,098,342.01

Finding the Fourth Proportional to 2,162,536.21, 3,245,138.40 and 1,098,342.01

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Solution

The fourth proportional to 2,162,536.21, 3,245,138.40 and 1,098,342.01 is: 1,648,190.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,536.21 : 3,245,138.40 = 1,098,342.01 : x
  2. Step 2: Convert to fraction form
    2,162,536.21/3,245,138.40 = 1,098,342.01/x
  3. Step 3: Cross multiply
    2,162,536.21x = 3,245,138.40 × 1,098,342.01
  4. Step 4: Simplify right side
    2,162,536.21x = 3,564,271,832,984.18
  5. Step 5: Solve for x
    x = 3,564,271,832,984.18/2,162,536.21
  6. Step 6: Final answer
    x = 1,648,190.59

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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.