Home / 3,608,711.37-4,980,021.58-1,977,180.62

Finding the Fourth Proportional to 3,608,711.37, 4,980,021.58 and 1,977,180.62

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Solution

The fourth proportional to 3,608,711.37, 4,980,021.58 and 1,977,180.62 is: 2,728,509.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,711.37 : 4,980,021.58 = 1,977,180.62 : x
  2. Step 2: Convert to fraction form
    3,608,711.37/4,980,021.58 = 1,977,180.62/x
  3. Step 3: Cross multiply
    3,608,711.37x = 4,980,021.58 × 1,977,180.62
  4. Step 4: Simplify right side
    3,608,711.37x = 9,846,402,132,729.15
  5. Step 5: Solve for x
    x = 9,846,402,132,729.15/3,608,711.37
  6. Step 6: Final answer
    x = 2,728,509.19

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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.