Home / 3,783,912.60-5,221,969.19-2,130,628.27

Finding the Fourth Proportional to 3,783,912.60, 5,221,969.19 and 2,130,628.27

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Solution

The fourth proportional to 3,783,912.60, 5,221,969.19 and 2,130,628.27 is: 2,940,362.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,912.60 : 5,221,969.19 = 2,130,628.27 : x
  2. Step 2: Convert to fraction form
    3,783,912.60/5,221,969.19 = 2,130,628.27/x
  3. Step 3: Cross multiply
    3,783,912.60x = 5,221,969.19 × 2,130,628.27
  4. Step 4: Simplify right side
    3,783,912.60x = 11,126,075,175,355.99
  5. Step 5: Solve for x
    x = 11,126,075,175,355.99/3,783,912.60
  6. Step 6: Final answer
    x = 2,940,362.62

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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.