Home / 3,189,320.10-4,401,099.90-1,739,003.76

Finding the Fourth Proportional to 3,189,320.10, 4,401,099.90 and 1,739,003.76

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Solution

The fourth proportional to 3,189,320.10, 4,401,099.90 and 1,739,003.76 is: 2,399,736.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,320.10 : 4,401,099.90 = 1,739,003.76 : x
  2. Step 2: Convert to fraction form
    3,189,320.10/4,401,099.90 = 1,739,003.76/x
  3. Step 3: Cross multiply
    3,189,320.10x = 4,401,099.90 × 1,739,003.76
  4. Step 4: Simplify right side
    3,189,320.10x = 7,653,529,274,235.63
  5. Step 5: Solve for x
    x = 7,653,529,274,235.63/3,189,320.10
  6. Step 6: Final answer
    x = 2,399,736.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.