Home / 1,954,739.96-2,695,941.69-1,375,879.33

Finding the Fourth Proportional to 1,954,739.96, 2,695,941.69 and 1,375,879.33

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Solution

The fourth proportional to 1,954,739.96, 2,695,941.69 and 1,375,879.33 is: 1,897,587.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,739.96 : 2,695,941.69 = 1,375,879.33 : x
  2. Step 2: Convert to fraction form
    1,954,739.96/2,695,941.69 = 1,375,879.33/x
  3. Step 3: Cross multiply
    1,954,739.96x = 2,695,941.69 × 1,375,879.33
  4. Step 4: Simplify right side
    1,954,739.96x = 3,709,290,432,676.56
  5. Step 5: Solve for x
    x = 3,709,290,432,676.56/1,954,739.96
  6. Step 6: Final answer
    x = 1,897,587.67

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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.