Home / 3,196,749.57-4,791,775.17-1,489,485.09

Finding the Fourth Proportional to 3,196,749.57, 4,791,775.17 and 1,489,485.09

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Solution

The fourth proportional to 3,196,749.57, 4,791,775.17 and 1,489,485.09 is: 2,232,667.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,749.57 : 4,791,775.17 = 1,489,485.09 : x
  2. Step 2: Convert to fraction form
    3,196,749.57/4,791,775.17 = 1,489,485.09/x
  3. Step 3: Cross multiply
    3,196,749.57x = 4,791,775.17 × 1,489,485.09
  4. Step 4: Simplify right side
    3,196,749.57x = 7,137,277,670,347.22
  5. Step 5: Solve for x
    x = 7,137,277,670,347.22/3,196,749.57
  6. Step 6: Final answer
    x = 2,232,667.12

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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.