Home / 3,355,544.32-4,630,766.70-1,905,191.80

Finding the Fourth Proportional to 3,355,544.32, 4,630,766.70 and 1,905,191.80

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Solution

The fourth proportional to 3,355,544.32, 4,630,766.70 and 1,905,191.80 is: 2,629,230.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355,544.32 : 4,630,766.70 = 1,905,191.80 : x
  2. Step 2: Convert to fraction form
    3,355,544.32/4,630,766.70 = 1,905,191.80/x
  3. Step 3: Cross multiply
    3,355,544.32x = 4,630,766.70 × 1,905,191.80
  4. Step 4: Simplify right side
    3,355,544.32x = 8,822,498,744,553.06
  5. Step 5: Solve for x
    x = 8,822,498,744,553.06/3,355,544.32
  6. Step 6: Final answer
    x = 2,629,230.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.