Home / 1,196,689.66-1,795,020.72-343,782.25

Finding the Fourth Proportional to 1,196,689.66, 1,795,020.72 and 343,782.25

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Solution

The fourth proportional to 1,196,689.66, 1,795,020.72 and 343,782.25 is: 515,669.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,689.66 : 1,795,020.72 = 343,782.25 : x
  2. Step 2: Convert to fraction form
    1,196,689.66/1,795,020.72 = 343,782.25/x
  3. Step 3: Cross multiply
    1,196,689.66x = 1,795,020.72 × 343,782.25
  4. Step 4: Simplify right side
    1,196,689.66x = 617,096,261,918.22
  5. Step 5: Solve for x
    x = 617,096,261,918.22/1,196,689.66
  6. Step 6: Final answer
    x = 515,669.42

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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.