Home / 1,263,736.83-1,896,354.30-465,578.43

Finding the Fourth Proportional to 1,263,736.83, 1,896,354.30 and 465,578.43

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Solution

The fourth proportional to 1,263,736.83, 1,896,354.30 and 465,578.43 is: 698,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,736.83 : 1,896,354.30 = 465,578.43 : x
  2. Step 2: Convert to fraction form
    1,263,736.83/1,896,354.30 = 465,578.43/x
  3. Step 3: Cross multiply
    1,263,736.83x = 1,896,354.30 × 465,578.43
  4. Step 4: Simplify right side
    1,263,736.83x = 882,901,645,908.09
  5. Step 5: Solve for x
    x = 882,901,645,908.09/1,263,736.83
  6. Step 6: Final answer
    x = 698,643.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.