Home / 1,809,868.32-2,497,648.23-994,147.38

Finding the Fourth Proportional to 1,809,868.32, 2,497,648.23 and 994,147.38

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Solution

The fourth proportional to 1,809,868.32, 2,497,648.23 and 994,147.38 is: 1,371,939.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,868.32 : 2,497,648.23 = 994,147.38 : x
  2. Step 2: Convert to fraction form
    1,809,868.32/2,497,648.23 = 994,147.38/x
  3. Step 3: Cross multiply
    1,809,868.32x = 2,497,648.23 × 994,147.38
  4. Step 4: Simplify right side
    1,809,868.32x = 2,483,030,444,016.14
  5. Step 5: Solve for x
    x = 2,483,030,444,016.14/1,809,868.32
  6. Step 6: Final answer
    x = 1,371,939.83

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Double scale
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1.5x scale

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.