Home / 1,876,513.28-2,589,828.15-1,049,632.79

Finding the Fourth Proportional to 1,876,513.28, 2,589,828.15 and 1,049,632.79

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Solution

The fourth proportional to 1,876,513.28, 2,589,828.15 and 1,049,632.79 is: 1,448,627.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,513.28 : 2,589,828.15 = 1,049,632.79 : x
  2. Step 2: Convert to fraction form
    1,876,513.28/2,589,828.15 = 1,049,632.79/x
  3. Step 3: Cross multiply
    1,876,513.28x = 2,589,828.15 × 1,049,632.79
  4. Step 4: Simplify right side
    1,876,513.28x = 2,718,368,533,755.90
  5. Step 5: Solve for x
    x = 2,718,368,533,755.90/1,876,513.28
  6. Step 6: Final answer
    x = 1,448,627.39

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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.