Home / 2,197,643.88-3,290,559.72-1,394,577.48

Finding the Fourth Proportional to 2,197,643.88, 3,290,559.72 and 1,394,577.48

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Solution

The fourth proportional to 2,197,643.88, 3,290,559.72 and 1,394,577.48 is: 2,088,118.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,643.88 : 3,290,559.72 = 1,394,577.48 : x
  2. Step 2: Convert to fraction form
    2,197,643.88/3,290,559.72 = 1,394,577.48/x
  3. Step 3: Cross multiply
    2,197,643.88x = 3,290,559.72 × 1,394,577.48
  4. Step 4: Simplify right side
    2,197,643.88x = 4,588,940,482,107.11
  5. Step 5: Solve for x
    x = 4,588,940,482,107.11/2,197,643.88
  6. Step 6: Final answer
    x = 2,088,118.34

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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.