Home / 1,237,777.60-1,864,445.92-1,126,174.72

Finding the Fourth Proportional to 1,237,777.60, 1,864,445.92 and 1,126,174.72

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Solution

The fourth proportional to 1,237,777.60, 1,864,445.92 and 1,126,174.72 is: 1,696,340.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,777.60 : 1,864,445.92 = 1,126,174.72 : x
  2. Step 2: Convert to fraction form
    1,237,777.60/1,864,445.92 = 1,126,174.72/x
  3. Step 3: Cross multiply
    1,237,777.60x = 1,864,445.92 × 1,126,174.72
  4. Step 4: Simplify right side
    1,237,777.60x = 2,099,691,861,911.14
  5. Step 5: Solve for x
    x = 2,099,691,861,911.14/1,237,777.60
  6. Step 6: Final answer
    x = 1,696,340.17

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.