Home / 1,739,190.30-2,608,785.45-477,015.90

Finding the Fourth Proportional to 1,739,190.30, 2,608,785.45 and 477,015.90

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Solution

The fourth proportional to 1,739,190.30, 2,608,785.45 and 477,015.90 is: 715,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739,190.30 : 2,608,785.45 = 477,015.90 : x
  2. Step 2: Convert to fraction form
    1,739,190.30/2,608,785.45 = 477,015.90/x
  3. Step 3: Cross multiply
    1,739,190.30x = 2,608,785.45 × 477,015.90
  4. Step 4: Simplify right side
    1,739,190.30x = 1,244,432,139,338.66
  5. Step 5: Solve for x
    x = 1,244,432,139,338.66/1,739,190.30
  6. Step 6: Final answer
    x = 715,523.85

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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.