Home / 3,624,622.40-5,436,933.60-2,430,228.80

Finding the Fourth Proportional to 3,624,622.40, 5,436,933.60 and 2,430,228.80

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Solution

The fourth proportional to 3,624,622.40, 5,436,933.60 and 2,430,228.80 is: 3,645,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624,622.40 : 5,436,933.60 = 2,430,228.80 : x
  2. Step 2: Convert to fraction form
    3,624,622.40/5,436,933.60 = 2,430,228.80/x
  3. Step 3: Cross multiply
    3,624,622.40x = 5,436,933.60 × 2,430,228.80
  4. Step 4: Simplify right side
    3,624,622.40x = 13,212,992,618,407.68
  5. Step 5: Solve for x
    x = 13,212,992,618,407.68/3,624,622.40
  6. Step 6: Final answer
    x = 3,645,343.20

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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.