Home / 5,493,140.20-8,239,710.30-1,449,620.20

Finding the Fourth Proportional to 5,493,140.20, 8,239,710.30 and 1,449,620.20

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Solution

The fourth proportional to 5,493,140.20, 8,239,710.30 and 1,449,620.20 is: 2,174,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493,140.20 : 8,239,710.30 = 1,449,620.20 : x
  2. Step 2: Convert to fraction form
    5,493,140.20/8,239,710.30 = 1,449,620.20/x
  3. Step 3: Cross multiply
    5,493,140.20x = 8,239,710.30 × 1,449,620.20
  4. Step 4: Simplify right side
    5,493,140.20x = 11,944,450,493,028.06
  5. Step 5: Solve for x
    x = 11,944,450,493,028.06/5,493,140.20
  6. Step 6: Final answer
    x = 2,174,430.30

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1.5x scale

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.