Home / 2,876,058.14-3,969,043.28-1,586,981.57

Finding the Fourth Proportional to 2,876,058.14, 3,969,043.28 and 1,586,981.57

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Solution

The fourth proportional to 2,876,058.14, 3,969,043.28 and 1,586,981.57 is: 2,190,080.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,058.14 : 3,969,043.28 = 1,586,981.57 : x
  2. Step 2: Convert to fraction form
    2,876,058.14/3,969,043.28 = 1,586,981.57/x
  3. Step 3: Cross multiply
    2,876,058.14x = 3,969,043.28 × 1,586,981.57
  4. Step 4: Simplify right side
    2,876,058.14x = 6,298,798,522,990.18
  5. Step 5: Solve for x
    x = 6,298,798,522,990.18/2,876,058.14
  6. Step 6: Final answer
    x = 2,190,080.39

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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.