Home / 1,740.15-2,609.40-1,009.94

Finding the Fourth Proportional to 1,740.15, 2,609.40 and 1,009.94

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Solution

The fourth proportional to 1,740.15, 2,609.40 and 1,009.94 is: 1,514.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.15 : 2,609.40 = 1,009.94 : x
  2. Step 2: Convert to fraction form
    1,740.15/2,609.40 = 1,009.94/x
  3. Step 3: Cross multiply
    1,740.15x = 2,609.40 × 1,009.94
  4. Step 4: Simplify right side
    1,740.15x = 2,635,324.39
  5. Step 5: Solve for x
    x = 2,635,324.39/1,740.15
  6. Step 6: Final answer
    x = 1,514.42

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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.