Home / 1,027,330.92-1,419,071.31-788,563.98

Finding the Fourth Proportional to 1,027,330.92, 1,419,071.31 and 788,563.98

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Solution

The fourth proportional to 1,027,330.92, 1,419,071.31 and 788,563.98 is: 1,089,258.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,330.92 : 1,419,071.31 = 788,563.98 : x
  2. Step 2: Convert to fraction form
    1,027,330.92/1,419,071.31 = 788,563.98/x
  3. Step 3: Cross multiply
    1,027,330.92x = 1,419,071.31 × 788,563.98
  4. Step 4: Simplify right side
    1,027,330.92x = 1,119,028,520,117.41
  5. Step 5: Solve for x
    x = 1,119,028,520,117.41/1,027,330.92
  6. Step 6: Final answer
    x = 1,089,258.09

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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.