Home / 1,924,394.90-2,888,828.55-1,126,249.25

Finding the Fourth Proportional to 1,924,394.90, 2,888,828.55 and 1,126,249.25

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Solution

The fourth proportional to 1,924,394.90, 2,888,828.55 and 1,126,249.25 is: 1,690,682.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,394.90 : 2,888,828.55 = 1,126,249.25 : x
  2. Step 2: Convert to fraction form
    1,924,394.90/2,888,828.55 = 1,126,249.25/x
  3. Step 3: Cross multiply
    1,924,394.90x = 2,888,828.55 × 1,126,249.25
  4. Step 4: Simplify right side
    1,924,394.90x = 3,253,540,973,371.95
  5. Step 5: Solve for x
    x = 3,253,540,973,371.95/1,924,394.90
  6. Step 6: Final answer
    x = 1,690,682.60

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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.