Home / 3,623,786.40-5,435,679.60-2,429,392.80

Finding the Fourth Proportional to 3,623,786.40, 5,435,679.60 and 2,429,392.80

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Solution

The fourth proportional to 3,623,786.40, 5,435,679.60 and 2,429,392.80 is: 3,644,089.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,786.40 : 5,435,679.60 = 2,429,392.80 : x
  2. Step 2: Convert to fraction form
    3,623,786.40/5,435,679.60 = 2,429,392.80/x
  3. Step 3: Cross multiply
    3,623,786.40x = 5,435,679.60 × 2,429,392.80
  4. Step 4: Simplify right side
    3,623,786.40x = 13,205,400,883,346.88
  5. Step 5: Solve for x
    x = 13,205,400,883,346.88/3,623,786.40
  6. Step 6: Final answer
    x = 3,644,089.20

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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.