Home / 3,819,901.50-5,271,563.79-2,101,067.10

Finding the Fourth Proportional to 3,819,901.50, 5,271,563.79 and 2,101,067.10

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Solution

The fourth proportional to 3,819,901.50, 5,271,563.79 and 2,101,067.10 is: 2,899,527.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,901.50 : 5,271,563.79 = 2,101,067.10 : x
  2. Step 2: Convert to fraction form
    3,819,901.50/5,271,563.79 = 2,101,067.10/x
  3. Step 3: Cross multiply
    3,819,901.50x = 5,271,563.79 × 2,101,067.10
  4. Step 4: Simplify right side
    3,819,901.50x = 11,075,909,244,720.31
  5. Step 5: Solve for x
    x = 11,075,909,244,720.31/3,819,901.50
  6. Step 6: Final answer
    x = 2,899,527.45

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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.