Home / 2,449,720.80-3,674,696.40-766,879.20

Finding the Fourth Proportional to 2,449,720.80, 3,674,696.40 and 766,879.20

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Solution

The fourth proportional to 2,449,720.80, 3,674,696.40 and 766,879.20 is: 1,150,354.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449,720.80 : 3,674,696.40 = 766,879.20 : x
  2. Step 2: Convert to fraction form
    2,449,720.80/3,674,696.40 = 766,879.20/x
  3. Step 3: Cross multiply
    2,449,720.80x = 3,674,696.40 × 766,879.20
  4. Step 4: Simplify right side
    2,449,720.80x = 2,818,048,235,474.88
  5. Step 5: Solve for x
    x = 2,818,048,235,474.88/2,449,720.80
  6. Step 6: Final answer
    x = 1,150,354.86

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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.