Home / 1,786,979.45-2,466,050.73-971,183.09

Finding the Fourth Proportional to 1,786,979.45, 2,466,050.73 and 971,183.09

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Solution

The fourth proportional to 1,786,979.45, 2,466,050.73 and 971,183.09 is: 1,340,243.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,979.45 : 2,466,050.73 = 971,183.09 : x
  2. Step 2: Convert to fraction form
    1,786,979.45/2,466,050.73 = 971,183.09/x
  3. Step 3: Cross multiply
    1,786,979.45x = 2,466,050.73 × 971,183.09
  4. Step 4: Simplify right side
    1,786,979.45x = 2,394,986,768,058.16
  5. Step 5: Solve for x
    x = 2,394,986,768,058.16/1,786,979.45
  6. Step 6: Final answer
    x = 1,340,243.04

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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.