Home / 1,027,601.34-1,419,445.17-788,834.40

Finding the Fourth Proportional to 1,027,601.34, 1,419,445.17 and 788,834.40

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Solution

The fourth proportional to 1,027,601.34, 1,419,445.17 and 788,834.40 is: 1,089,631.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,601.34 : 1,419,445.17 = 788,834.40 : x
  2. Step 2: Convert to fraction form
    1,027,601.34/1,419,445.17 = 788,834.40/x
  3. Step 3: Cross multiply
    1,027,601.34x = 1,419,445.17 × 788,834.40
  4. Step 4: Simplify right side
    1,027,601.34x = 1,119,707,179,009.85
  5. Step 5: Solve for x
    x = 1,119,707,179,009.85/1,027,601.34
  6. Step 6: Final answer
    x = 1,089,631.88

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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.