Home / 2,886,172.88-4,330,514.97-1,809,153.72

Finding the Fourth Proportional to 2,886,172.88, 4,330,514.97 and 1,809,153.72

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Solution

The fourth proportional to 2,886,172.88, 4,330,514.97 and 1,809,153.72 is: 2,714,517.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,172.88 : 4,330,514.97 = 1,809,153.72 : x
  2. Step 2: Convert to fraction form
    2,886,172.88/4,330,514.97 = 1,809,153.72/x
  3. Step 3: Cross multiply
    2,886,172.88x = 4,330,514.97 × 1,809,153.72
  4. Step 4: Simplify right side
    2,886,172.88x = 7,834,567,267,491.19
  5. Step 5: Solve for x
    x = 7,834,567,267,491.19/2,886,172.88
  6. Step 6: Final answer
    x = 2,714,517.67

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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.