Home / 3,166,865.82-4,749,570.20-1,887,834.42

Finding the Fourth Proportional to 3,166,865.82, 4,749,570.20 and 1,887,834.42

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Solution

The fourth proportional to 3,166,865.82, 4,749,570.20 and 1,887,834.42 is: 2,831,317.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166,865.82 : 4,749,570.20 = 1,887,834.42 : x
  2. Step 2: Convert to fraction form
    3,166,865.82/4,749,570.20 = 1,887,834.42/x
  3. Step 3: Cross multiply
    3,166,865.82x = 4,749,570.20 × 1,887,834.42
  4. Step 4: Simplify right side
    3,166,865.82x = 8,966,402,094,327.11
  5. Step 5: Solve for x
    x = 8,966,402,094,327.11/3,166,865.82
  6. Step 6: Final answer
    x = 2,831,317.34

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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.