Home / 1,961,823.40-2,942,832.30-1,017,039.40

Finding the Fourth Proportional to 1,961,823.40, 2,942,832.30 and 1,017,039.40

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Solution

The fourth proportional to 1,961,823.40, 2,942,832.30 and 1,017,039.40 is: 1,525,609.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961,823.40 : 2,942,832.30 = 1,017,039.40 : x
  2. Step 2: Convert to fraction form
    1,961,823.40/2,942,832.30 = 1,017,039.40/x
  3. Step 3: Cross multiply
    1,961,823.40x = 2,942,832.30 × 1,017,039.40
  4. Step 4: Simplify right side
    1,961,823.40x = 2,992,976,396,692.62
  5. Step 5: Solve for x
    x = 2,992,976,396,692.62/1,961,823.40
  6. Step 6: Final answer
    x = 1,525,609.49

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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.