Home / 1,747,416.56-2,621,125.94-485,244.32

Finding the Fourth Proportional to 1,747,416.56, 2,621,125.94 and 485,244.32

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Solution

The fourth proportional to 1,747,416.56, 2,621,125.94 and 485,244.32 is: 727,866.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,416.56 : 2,621,125.94 = 485,244.32 : x
  2. Step 2: Convert to fraction form
    1,747,416.56/2,621,125.94 = 485,244.32/x
  3. Step 3: Cross multiply
    1,747,416.56x = 2,621,125.94 × 485,244.32
  4. Step 4: Simplify right side
    1,747,416.56x = 1,271,886,474,389.66
  5. Step 5: Solve for x
    x = 1,271,886,474,389.66/1,747,416.56
  6. Step 6: Final answer
    x = 727,866.79

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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.