Home / 2,100,409.40-3,151,391.70-2,022,649.40

Finding the Fourth Proportional to 2,100,409.40, 3,151,391.70 and 2,022,649.40

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Solution

The fourth proportional to 2,100,409.40, 3,151,391.70 and 2,022,649.40 is: 3,034,722.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,409.40 : 3,151,391.70 = 2,022,649.40 : x
  2. Step 2: Convert to fraction form
    2,100,409.40/3,151,391.70 = 2,022,649.40/x
  3. Step 3: Cross multiply
    2,100,409.40x = 3,151,391.70 × 2,022,649.40
  4. Step 4: Simplify right side
    2,100,409.40x = 6,374,160,531,169.98
  5. Step 5: Solve for x
    x = 6,374,160,531,169.98/2,100,409.40
  6. Step 6: Final answer
    x = 3,034,722.91

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1.5x scale

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.