Home / 3,401,228.72-5,100,071.40-1,269,559.76

Finding the Fourth Proportional to 3,401,228.72, 5,100,071.40 and 1,269,559.76

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Solution

The fourth proportional to 3,401,228.72, 5,100,071.40 and 1,269,559.76 is: 1,903,678.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401,228.72 : 5,100,071.40 = 1,269,559.76 : x
  2. Step 2: Convert to fraction form
    3,401,228.72/5,100,071.40 = 1,269,559.76/x
  3. Step 3: Cross multiply
    3,401,228.72x = 5,100,071.40 × 1,269,559.76
  4. Step 4: Simplify right side
    3,401,228.72x = 6,474,845,422,566.86
  5. Step 5: Solve for x
    x = 6,474,845,422,566.86/3,401,228.72
  6. Step 6: Final answer
    x = 1,903,678.33

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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.