Home / 1,805,725.08-2,491,884.69-989,913.93

Finding the Fourth Proportional to 1,805,725.08, 2,491,884.69 and 989,913.93

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Solution

The fourth proportional to 1,805,725.08, 2,491,884.69 and 989,913.93 is: 1,366,072.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,725.08 : 2,491,884.69 = 989,913.93 : x
  2. Step 2: Convert to fraction form
    1,805,725.08/2,491,884.69 = 989,913.93/x
  3. Step 3: Cross multiply
    1,805,725.08x = 2,491,884.69 × 989,913.93
  4. Step 4: Simplify right side
    1,805,725.08x = 2,466,751,366,584.73
  5. Step 5: Solve for x
    x = 2,466,751,366,584.73/1,805,725.08
  6. Step 6: Final answer
    x = 1,366,072.50

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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.