Home / 4,659,782.46-6,990,077.64-1,422,049.10

Finding the Fourth Proportional to 4,659,782.46, 6,990,077.64 and 1,422,049.10

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Solution

The fourth proportional to 4,659,782.46, 6,990,077.64 and 1,422,049.10 is: 2,133,196.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659,782.46 : 6,990,077.64 = 1,422,049.10 : x
  2. Step 2: Convert to fraction form
    4,659,782.46/6,990,077.64 = 1,422,049.10/x
  3. Step 3: Cross multiply
    4,659,782.46x = 6,990,077.64 × 1,422,049.10
  4. Step 4: Simplify right side
    4,659,782.46x = 9,940,233,616,892.13
  5. Step 5: Solve for x
    x = 9,940,233,616,892.13/4,659,782.46
  6. Step 6: Final answer
    x = 2,133,196.93

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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.