Home / 2,170,245-2,994,974.10-1,203,416.04

Finding the Fourth Proportional to 2,170,245, 2,994,974.10 and 1,203,416.04

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Solution

The fourth proportional to 2,170,245, 2,994,974.10 and 1,203,416.04 is: 1,660,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,245 : 2,994,974.10 = 1,203,416.04 : x
  2. Step 2: Convert to fraction form
    2,170,245/2,994,974.10 = 1,203,416.04/x
  3. Step 3: Cross multiply
    2,170,245x = 2,994,974.10 × 1,203,416.04
  4. Step 4: Simplify right side
    2,170,245x = 3,604,199,871,324.56
  5. Step 5: Solve for x
    x = 3,604,199,871,324.56/2,170,245
  6. Step 6: Final answer
    x = 1,660,734.10

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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.