Home / 4,743,018.76-7,114,537.86-2,220,445.48

Finding the Fourth Proportional to 4,743,018.76, 7,114,537.86 and 2,220,445.48

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Solution

The fourth proportional to 4,743,018.76, 7,114,537.86 and 2,220,445.48 is: 3,330,672.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743,018.76 : 7,114,537.86 = 2,220,445.48 : x
  2. Step 2: Convert to fraction form
    4,743,018.76/7,114,537.86 = 2,220,445.48/x
  3. Step 3: Cross multiply
    4,743,018.76x = 7,114,537.86 × 2,220,445.48
  4. Step 4: Simplify right side
    4,743,018.76x = 15,797,443,433,525.87
  5. Step 5: Solve for x
    x = 15,797,443,433,525.87/4,743,018.76
  6. Step 6: Final answer
    x = 3,330,672.77

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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.