Home / 935,636.91-1,290,861.79-763,256.89

Finding the Fourth Proportional to 935,636.91, 1,290,861.79 and 763,256.89

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Solution

The fourth proportional to 935,636.91, 1,290,861.79 and 763,256.89 is: 1,053,035.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,636.91 : 1,290,861.79 = 763,256.89 : x
  2. Step 2: Convert to fraction form
    935,636.91/1,290,861.79 = 763,256.89/x
  3. Step 3: Cross multiply
    935,636.91x = 1,290,861.79 × 763,256.89
  4. Step 4: Simplify right side
    935,636.91x = 985,259,155,255.23
  5. Step 5: Solve for x
    x = 985,259,155,255.23/935,636.91
  6. Step 6: Final answer
    x = 1,053,035.79

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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.