Home / 1,571,269.20-2,355,751.80-624,171.60

Finding the Fourth Proportional to 1,571,269.20, 2,355,751.80 and 624,171.60

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Solution

The fourth proportional to 1,571,269.20, 2,355,751.80 and 624,171.60 is: 935,799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,269.20 : 2,355,751.80 = 624,171.60 : x
  2. Step 2: Convert to fraction form
    1,571,269.20/2,355,751.80 = 624,171.60/x
  3. Step 3: Cross multiply
    1,571,269.20x = 2,355,751.80 × 624,171.60
  4. Step 4: Simplify right side
    1,571,269.20x = 1,470,393,370,208.88
  5. Step 5: Solve for x
    x = 1,470,393,370,208.88/1,571,269.20
  6. Step 6: Final answer
    x = 935,799.78

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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.