Home / 1,805,717.14-2,491,889.30-989,926.60

Finding the Fourth Proportional to 1,805,717.14, 2,491,889.30 and 989,926.60

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Solution

The fourth proportional to 1,805,717.14, 2,491,889.30 and 989,926.60 is: 1,366,098.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,717.14 : 2,491,889.30 = 989,926.60 : x
  2. Step 2: Convert to fraction form
    1,805,717.14/2,491,889.30 = 989,926.60/x
  3. Step 3: Cross multiply
    1,805,717.14x = 2,491,889.30 × 989,926.60
  4. Step 4: Simplify right side
    1,805,717.14x = 2,466,787,484,916.30
  5. Step 5: Solve for x
    x = 2,466,787,484,916.30/1,805,717.14
  6. Step 6: Final answer
    x = 1,366,098.51

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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.