Home / 2,384,368.84-3,290,383.38-1,311,280.84

Finding the Fourth Proportional to 2,384,368.84, 3,290,383.38 and 1,311,280.84

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Solution

The fourth proportional to 2,384,368.84, 3,290,383.38 and 1,311,280.84 is: 1,809,542.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,368.84 : 3,290,383.38 = 1,311,280.84 : x
  2. Step 2: Convert to fraction form
    2,384,368.84/3,290,383.38 = 1,311,280.84/x
  3. Step 3: Cross multiply
    2,384,368.84x = 3,290,383.38 × 1,311,280.84
  4. Step 4: Simplify right side
    2,384,368.84x = 4,314,616,682,448.44
  5. Step 5: Solve for x
    x = 4,314,616,682,448.44/2,384,368.84
  6. Step 6: Final answer
    x = 1,809,542.47

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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.