Home / 1,530,850.43-2,112,571.62-949,857.47

Finding the Fourth Proportional to 1,530,850.43, 2,112,571.62 and 949,857.47

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Solution

The fourth proportional to 1,530,850.43, 2,112,571.62 and 949,857.47 is: 1,310,802.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,850.43 : 2,112,571.62 = 949,857.47 : x
  2. Step 2: Convert to fraction form
    1,530,850.43/2,112,571.62 = 949,857.47/x
  3. Step 3: Cross multiply
    1,530,850.43x = 2,112,571.62 × 949,857.47
  4. Step 4: Simplify right side
    1,530,850.43x = 2,006,641,934,167.00
  5. Step 5: Solve for x
    x = 2,006,641,934,167.00/1,530,850.43
  6. Step 6: Final answer
    x = 1,310,802.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.