Home / 1,099,631.86-1,517,491.89-669,911.67

Finding the Fourth Proportional to 1,099,631.86, 1,517,491.89 and 669,911.67

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Solution

The fourth proportional to 1,099,631.86, 1,517,491.89 and 669,911.67 is: 924,478.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,631.86 : 1,517,491.89 = 669,911.67 : x
  2. Step 2: Convert to fraction form
    1,099,631.86/1,517,491.89 = 669,911.67/x
  3. Step 3: Cross multiply
    1,099,631.86x = 1,517,491.89 × 669,911.67
  4. Step 4: Simplify right side
    1,099,631.86x = 1,016,585,526,241.36
  5. Step 5: Solve for x
    x = 1,016,585,526,241.36/1,099,631.86
  6. Step 6: Final answer
    x = 924,478.06

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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.