Home / 2,876,619.57-3,969,830.34-1,569,943.12

Finding the Fourth Proportional to 2,876,619.57, 3,969,830.34 and 1,569,943.12

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Solution

The fourth proportional to 2,876,619.57, 3,969,830.34 and 1,569,943.12 is: 2,166,573.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,619.57 : 3,969,830.34 = 1,569,943.12 : x
  2. Step 2: Convert to fraction form
    2,876,619.57/3,969,830.34 = 1,569,943.12/x
  3. Step 3: Cross multiply
    2,876,619.57x = 3,969,830.34 × 1,569,943.12
  4. Step 4: Simplify right side
    2,876,619.57x = 6,232,407,802,151.39
  5. Step 5: Solve for x
    x = 6,232,407,802,151.39/2,876,619.57
  6. Step 6: Final answer
    x = 2,166,573.53

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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.