Home / 2,684,274.99-4,026,412.48-978,546.21

Finding the Fourth Proportional to 2,684,274.99, 4,026,412.48 and 978,546.21

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Solution

The fourth proportional to 2,684,274.99, 4,026,412.48 and 978,546.21 is: 1,467,819.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684,274.99 : 4,026,412.48 = 978,546.21 : x
  2. Step 2: Convert to fraction form
    2,684,274.99/4,026,412.48 = 978,546.21/x
  3. Step 3: Cross multiply
    2,684,274.99x = 4,026,412.48 × 978,546.21
  4. Step 4: Simplify right side
    2,684,274.99x = 3,940,030,672,200.70
  5. Step 5: Solve for x
    x = 3,940,030,672,200.70/2,684,274.99
  6. Step 6: Final answer
    x = 1,467,819.31

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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.