Home / 3,074,521.70-4,609,290-1,278,749.54

Finding the Fourth Proportional to 3,074,521.70, 4,609,290 and 1,278,749.54

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Solution

The fourth proportional to 3,074,521.70, 4,609,290 and 1,278,749.54 is: 1,917,087.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074,521.70 : 4,609,290 = 1,278,749.54 : x
  2. Step 2: Convert to fraction form
    3,074,521.70/4,609,290 = 1,278,749.54/x
  3. Step 3: Cross multiply
    3,074,521.70x = 4,609,290 × 1,278,749.54
  4. Step 4: Simplify right side
    3,074,521.70x = 5,894,127,467,226.60
  5. Step 5: Solve for x
    x = 5,894,127,467,226.60/3,074,521.70
  6. Step 6: Final answer
    x = 1,917,087.61

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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.