Home / 2,129,029.60-3,193,544.40-1,373,202.40

Finding the Fourth Proportional to 2,129,029.60, 3,193,544.40 and 1,373,202.40

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Solution

The fourth proportional to 2,129,029.60, 3,193,544.40 and 1,373,202.40 is: 2,059,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,029.60 : 3,193,544.40 = 1,373,202.40 : x
  2. Step 2: Convert to fraction form
    2,129,029.60/3,193,544.40 = 1,373,202.40/x
  3. Step 3: Cross multiply
    2,129,029.60x = 3,193,544.40 × 1,373,202.40
  4. Step 4: Simplify right side
    2,129,029.60x = 4,385,382,834,586.56
  5. Step 5: Solve for x
    x = 4,385,382,834,586.56/2,129,029.60
  6. Step 6: Final answer
    x = 2,059,803.60

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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.