Home / 2,980,700.20-4,468,863.30-1,182,694.60

Finding the Fourth Proportional to 2,980,700.20, 4,468,863.30 and 1,182,694.60

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Solution

The fourth proportional to 2,980,700.20, 4,468,863.30 and 1,182,694.60 is: 1,773,174.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,700.20 : 4,468,863.30 = 1,182,694.60 : x
  2. Step 2: Convert to fraction form
    2,980,700.20/4,468,863.30 = 1,182,694.60/x
  3. Step 3: Cross multiply
    2,980,700.20x = 4,468,863.30 × 1,182,694.60
  4. Step 4: Simplify right side
    2,980,700.20x = 5,285,300,493,048.18
  5. Step 5: Solve for x
    x = 5,285,300,493,048.18/2,980,700.20
  6. Step 6: Final answer
    x = 1,773,174.13

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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.