Home / 1,233,186-1,701,578.88-689,147.88

Finding the Fourth Proportional to 1,233,186, 1,701,578.88 and 689,147.88

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Solution

The fourth proportional to 1,233,186, 1,701,578.88 and 689,147.88 is: 950,902.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,186 : 1,701,578.88 = 689,147.88 : x
  2. Step 2: Convert to fraction form
    1,233,186/1,701,578.88 = 689,147.88/x
  3. Step 3: Cross multiply
    1,233,186x = 1,701,578.88 × 689,147.88
  4. Step 4: Simplify right side
    1,233,186x = 1,172,639,477,804.77
  5. Step 5: Solve for x
    x = 1,172,639,477,804.77/1,233,186
  6. Step 6: Final answer
    x = 950,902.36

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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.