Home / 3,334,380.69-5,009,551.02-2,138,638.44

Finding the Fourth Proportional to 3,334,380.69, 5,009,551.02 and 2,138,638.44

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Solution

The fourth proportional to 3,334,380.69, 5,009,551.02 and 2,138,638.44 is: 3,213,075.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334,380.69 : 5,009,551.02 = 2,138,638.44 : x
  2. Step 2: Convert to fraction form
    3,334,380.69/5,009,551.02 = 2,138,638.44/x
  3. Step 3: Cross multiply
    3,334,380.69x = 5,009,551.02 × 2,138,638.44
  4. Step 4: Simplify right side
    3,334,380.69x = 10,713,618,378,513.21
  5. Step 5: Solve for x
    x = 10,713,618,378,513.21/3,334,380.69
  6. Step 6: Final answer
    x = 3,213,075.94

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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.