Home / 1,907,753.54-2,630,069.21-1,521,878.64

Finding the Fourth Proportional to 1,907,753.54, 2,630,069.21 and 1,521,878.64

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Solution

The fourth proportional to 1,907,753.54, 2,630,069.21 and 1,521,878.64 is: 2,098,093.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,753.54 : 2,630,069.21 = 1,521,878.64 : x
  2. Step 2: Convert to fraction form
    1,907,753.54/2,630,069.21 = 1,521,878.64/x
  3. Step 3: Cross multiply
    1,907,753.54x = 2,630,069.21 × 1,521,878.64
  4. Step 4: Simplify right side
    1,907,753.54x = 4,002,646,144,811.28
  5. Step 5: Solve for x
    x = 4,002,646,144,811.28/1,907,753.54
  6. Step 6: Final answer
    x = 2,098,093.95

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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.