Home / 3,115,062-4,673,098.44-1,220,776.56

Finding the Fourth Proportional to 3,115,062, 4,673,098.44 and 1,220,776.56

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Solution

The fourth proportional to 3,115,062, 4,673,098.44 and 1,220,776.56 is: 1,831,362.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,062 : 4,673,098.44 = 1,220,776.56 : x
  2. Step 2: Convert to fraction form
    3,115,062/4,673,098.44 = 1,220,776.56/x
  3. Step 3: Cross multiply
    3,115,062x = 4,673,098.44 × 1,220,776.56
  4. Step 4: Simplify right side
    3,115,062x = 5,704,809,038,124.57
  5. Step 5: Solve for x
    x = 5,704,809,038,124.57/3,115,062
  6. Step 6: Final answer
    x = 1,831,362.92

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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.