Home / 1,233,813.93-1,702,651.55-689,943.48

Finding the Fourth Proportional to 1,233,813.93, 1,702,651.55 and 689,943.48

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Solution

The fourth proportional to 1,233,813.93, 1,702,651.55 and 689,943.48 is: 952,115.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,813.93 : 1,702,651.55 = 689,943.48 : x
  2. Step 2: Convert to fraction form
    1,233,813.93/1,702,651.55 = 689,943.48/x
  3. Step 3: Cross multiply
    1,233,813.93x = 1,702,651.55 × 689,943.48
  4. Step 4: Simplify right side
    1,233,813.93x = 1,174,733,335,634.39
  5. Step 5: Solve for x
    x = 1,174,733,335,634.39/1,233,813.93
  6. Step 6: Final answer
    x = 952,115.47

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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.