Home / 1,720,858.38-2,374,786.54-956,895.54

Finding the Fourth Proportional to 1,720,858.38, 2,374,786.54 and 956,895.54

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Solution

The fourth proportional to 1,720,858.38, 2,374,786.54 and 956,895.54 is: 1,320,516.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,858.38 : 2,374,786.54 = 956,895.54 : x
  2. Step 2: Convert to fraction form
    1,720,858.38/2,374,786.54 = 956,895.54/x
  3. Step 3: Cross multiply
    1,720,858.38x = 2,374,786.54 × 956,895.54
  4. Step 4: Simplify right side
    1,720,858.38x = 2,272,422,648,578.03
  5. Step 5: Solve for x
    x = 2,272,422,648,578.03/1,720,858.38
  6. Step 6: Final answer
    x = 1,320,516.94

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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.