Home / 1,265,040-1,897,558.45-412,110.27

Finding the Fourth Proportional to 1,265,040, 1,897,558.45 and 412,110.27

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Solution

The fourth proportional to 1,265,040, 1,897,558.45 and 412,110.27 is: 618,164.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,040 : 1,897,558.45 = 412,110.27 : x
  2. Step 2: Convert to fraction form
    1,265,040/1,897,558.45 = 412,110.27/x
  3. Step 3: Cross multiply
    1,265,040x = 1,897,558.45 × 412,110.27
  4. Step 4: Simplify right side
    1,265,040x = 782,003,324,140.01
  5. Step 5: Solve for x
    x = 782,003,324,140.01/1,265,040
  6. Step 6: Final answer
    x = 618,164.90

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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.