Home / 940,821.44-1,298,334.72-511,101.86

Finding the Fourth Proportional to 940,821.44, 1,298,334.72 and 511,101.86

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Solution

The fourth proportional to 940,821.44, 1,298,334.72 and 511,101.86 is: 705,321.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,821.44 : 1,298,334.72 = 511,101.86 : x
  2. Step 2: Convert to fraction form
    940,821.44/1,298,334.72 = 511,101.86/x
  3. Step 3: Cross multiply
    940,821.44x = 1,298,334.72 × 511,101.86
  4. Step 4: Simplify right side
    940,821.44x = 663,581,290,294.58
  5. Step 5: Solve for x
    x = 663,581,290,294.58/940,821.44
  6. Step 6: Final answer
    x = 705,321.18

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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.