Home / 1,876,273.64-2,589,535.53-1,188,009.47

Finding the Fourth Proportional to 1,876,273.64, 2,589,535.53 and 1,188,009.47

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Solution

The fourth proportional to 1,876,273.64, 2,589,535.53 and 1,188,009.47 is: 1,639,629.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,273.64 : 2,589,535.53 = 1,188,009.47 : x
  2. Step 2: Convert to fraction form
    1,876,273.64/2,589,535.53 = 1,188,009.47/x
  3. Step 3: Cross multiply
    1,876,273.64x = 2,589,535.53 × 1,188,009.47
  4. Step 4: Simplify right side
    1,876,273.64x = 3,076,392,732,541.47
  5. Step 5: Solve for x
    x = 3,076,392,732,541.47/1,876,273.64
  6. Step 6: Final answer
    x = 1,639,629.03

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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.