Home / 4,373,409.40-6,561,342.90-2,129,620.60

Finding the Fourth Proportional to 4,373,409.40, 6,561,342.90 and 2,129,620.60

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Solution

The fourth proportional to 4,373,409.40, 6,561,342.90 and 2,129,620.60 is: 3,195,029.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,373,409.40 : 6,561,342.90 = 2,129,620.60 : x
  2. Step 2: Convert to fraction form
    4,373,409.40/6,561,342.90 = 2,129,620.60/x
  3. Step 3: Cross multiply
    4,373,409.40x = 6,561,342.90 × 2,129,620.60
  4. Step 4: Simplify right side
    4,373,409.40x = 13,973,171,003,503.74
  5. Step 5: Solve for x
    x = 13,973,171,003,503.74/4,373,409.40
  6. Step 6: Final answer
    x = 3,195,029.26

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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.