Home / 3,619,358.10-5,424,371.55-2,197,905.30

Finding the Fourth Proportional to 3,619,358.10, 5,424,371.55 and 2,197,905.30

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Solution

The fourth proportional to 3,619,358.10, 5,424,371.55 and 2,197,905.30 is: 3,294,024.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,358.10 : 5,424,371.55 = 2,197,905.30 : x
  2. Step 2: Convert to fraction form
    3,619,358.10/5,424,371.55 = 2,197,905.30/x
  3. Step 3: Cross multiply
    3,619,358.10x = 5,424,371.55 × 2,197,905.30
  4. Step 4: Simplify right side
    3,619,358.10x = 11,922,254,978,914.21
  5. Step 5: Solve for x
    x = 11,922,254,978,914.21/3,619,358.10
  6. Step 6: Final answer
    x = 3,294,024.70

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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.