Home / 1,941,860.94-2,910,770.52-1,087,680.30

Finding the Fourth Proportional to 1,941,860.94, 2,910,770.52 and 1,087,680.30

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Solution

The fourth proportional to 1,941,860.94, 2,910,770.52 and 1,087,680.30 is: 1,630,388.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,860.94 : 2,910,770.52 = 1,087,680.30 : x
  2. Step 2: Convert to fraction form
    1,941,860.94/2,910,770.52 = 1,087,680.30/x
  3. Step 3: Cross multiply
    1,941,860.94x = 2,910,770.52 × 1,087,680.30
  4. Step 4: Simplify right side
    1,941,860.94x = 3,165,987,752,424.76
  5. Step 5: Solve for x
    x = 3,165,987,752,424.76/1,941,860.94
  6. Step 6: Final answer
    x = 1,630,388.50

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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.