Home / 4,880,219.20-7,320,328.80-3,620,507.20

Finding the Fourth Proportional to 4,880,219.20, 7,320,328.80 and 3,620,507.20

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Solution

The fourth proportional to 4,880,219.20, 7,320,328.80 and 3,620,507.20 is: 5,430,760.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880,219.20 : 7,320,328.80 = 3,620,507.20 : x
  2. Step 2: Convert to fraction form
    4,880,219.20/7,320,328.80 = 3,620,507.20/x
  3. Step 3: Cross multiply
    4,880,219.20x = 7,320,328.80 × 3,620,507.20
  4. Step 4: Simplify right side
    4,880,219.20x = 26,503,303,126,767.36
  5. Step 5: Solve for x
    x = 26,503,303,126,767.36/4,880,219.20
  6. Step 6: Final answer
    x = 5,430,760.80

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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.