Home / 1,449,504.45-2,173,512.93-766,759.80

Finding the Fourth Proportional to 1,449,504.45, 2,173,512.93 and 766,759.80

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Solution

The fourth proportional to 1,449,504.45, 2,173,512.93 and 766,759.80 is: 1,149,746.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,504.45 : 2,173,512.93 = 766,759.80 : x
  2. Step 2: Convert to fraction form
    1,449,504.45/2,173,512.93 = 766,759.80/x
  3. Step 3: Cross multiply
    1,449,504.45x = 2,173,512.93 × 766,759.80
  4. Step 4: Simplify right side
    1,449,504.45x = 1,666,562,339,504.21
  5. Step 5: Solve for x
    x = 1,666,562,339,504.21/1,449,504.45
  6. Step 6: Final answer
    x = 1,149,746.27

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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.