Home / 815,096.73-1,124,811.60-488,594.19

Finding the Fourth Proportional to 815,096.73, 1,124,811.60 and 488,594.19

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Solution

The fourth proportional to 815,096.73, 1,124,811.60 and 488,594.19 is: 674,246.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,096.73 : 1,124,811.60 = 488,594.19 : x
  2. Step 2: Convert to fraction form
    815,096.73/1,124,811.60 = 488,594.19/x
  3. Step 3: Cross multiply
    815,096.73x = 1,124,811.60 × 488,594.19
  4. Step 4: Simplify right side
    815,096.73x = 549,576,414,990.42
  5. Step 5: Solve for x
    x = 549,576,414,990.42/815,096.73
  6. Step 6: Final answer
    x = 674,246.86

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