Home / 1,634,662.48-2,255,845.38-909,540.76

Finding the Fourth Proportional to 1,634,662.48, 2,255,845.38 and 909,540.76

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Solution

The fourth proportional to 1,634,662.48, 2,255,845.38 and 909,540.76 is: 1,255,172.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,662.48 : 2,255,845.38 = 909,540.76 : x
  2. Step 2: Convert to fraction form
    1,634,662.48/2,255,845.38 = 909,540.76/x
  3. Step 3: Cross multiply
    1,634,662.48x = 2,255,845.38 × 909,540.76
  4. Step 4: Simplify right side
    1,634,662.48x = 2,051,783,321,367.69
  5. Step 5: Solve for x
    x = 2,051,783,321,367.69/1,634,662.48
  6. Step 6: Final answer
    x = 1,255,172.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.