Home / 1,892,871.38-2,612,149.03-1,033,431.64

Finding the Fourth Proportional to 1,892,871.38, 2,612,149.03 and 1,033,431.64

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Solution

The fourth proportional to 1,892,871.38, 2,612,149.03 and 1,033,431.64 is: 1,426,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,871.38 : 2,612,149.03 = 1,033,431.64 : x
  2. Step 2: Convert to fraction form
    1,892,871.38/2,612,149.03 = 1,033,431.64/x
  3. Step 3: Cross multiply
    1,892,871.38x = 2,612,149.03 × 1,033,431.64
  4. Step 4: Simplify right side
    1,892,871.38x = 2,699,477,450,758.73
  5. Step 5: Solve for x
    x = 2,699,477,450,758.73/1,892,871.38
  6. Step 6: Final answer
    x = 1,426,128.30

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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.