Home / 2,453,120.40-3,679,421.78-656,185.20

Finding the Fourth Proportional to 2,453,120.40, 3,679,421.78 and 656,185.20

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Solution

The fourth proportional to 2,453,120.40, 3,679,421.78 and 656,185.20 is: 984,208.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453,120.40 : 3,679,421.78 = 656,185.20 : x
  2. Step 2: Convert to fraction form
    2,453,120.40/3,679,421.78 = 656,185.20/x
  3. Step 3: Cross multiply
    2,453,120.40x = 3,679,421.78 × 656,185.20
  4. Step 4: Simplify right side
    2,453,120.40x = 2,414,382,116,593.66
  5. Step 5: Solve for x
    x = 2,414,382,116,593.66/2,453,120.40
  6. Step 6: Final answer
    x = 984,208.57

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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.