Home / 1,160,110-1,740,095.07-689,788.36

Finding the Fourth Proportional to 1,160,110, 1,740,095.07 and 689,788.36

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Solution

The fourth proportional to 1,160,110, 1,740,095.07 and 689,788.36 is: 1,034,640.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,110 : 1,740,095.07 = 689,788.36 : x
  2. Step 2: Convert to fraction form
    1,160,110/1,740,095.07 = 689,788.36/x
  3. Step 3: Cross multiply
    1,160,110x = 1,740,095.07 × 689,788.36
  4. Step 4: Simplify right side
    1,160,110x = 1,200,297,324,579.39
  5. Step 5: Solve for x
    x = 1,200,297,324,579.39/1,160,110
  6. Step 6: Final answer
    x = 1,034,640.96

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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.