Home / 1,899,245.16-2,620,965.96-1,039,885.38

Finding the Fourth Proportional to 1,899,245.16, 2,620,965.96 and 1,039,885.38

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Solution

The fourth proportional to 1,899,245.16, 2,620,965.96 and 1,039,885.38 is: 1,435,046.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,245.16 : 2,620,965.96 = 1,039,885.38 : x
  2. Step 2: Convert to fraction form
    1,899,245.16/2,620,965.96 = 1,039,885.38/x
  3. Step 3: Cross multiply
    1,899,245.16x = 2,620,965.96 × 1,039,885.38
  4. Step 4: Simplify right side
    1,899,245.16x = 2,725,504,183,281.66
  5. Step 5: Solve for x
    x = 2,725,504,183,281.66/1,899,245.16
  6. Step 6: Final answer
    x = 1,435,046.01

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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.