Home / 1,892,759.42-2,611,909.20-1,033,153.61

Finding the Fourth Proportional to 1,892,759.42, 2,611,909.20 and 1,033,153.61

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Solution

The fourth proportional to 1,892,759.42, 2,611,909.20 and 1,033,153.61 is: 1,425,698.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,759.42 : 2,611,909.20 = 1,033,153.61 : x
  2. Step 2: Convert to fraction form
    1,892,759.42/2,611,909.20 = 1,033,153.61/x
  3. Step 3: Cross multiply
    1,892,759.42x = 2,611,909.20 × 1,033,153.61
  4. Step 4: Simplify right side
    1,892,759.42x = 2,698,503,409,786.99
  5. Step 5: Solve for x
    x = 2,698,503,409,786.99/1,892,759.42
  6. Step 6: Final answer
    x = 1,425,698.05

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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.