Home / 1,193,637.70-1,790,475.18-664,521.67

Finding the Fourth Proportional to 1,193,637.70, 1,790,475.18 and 664,521.67

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Solution

The fourth proportional to 1,193,637.70, 1,790,475.18 and 664,521.67 is: 996,792.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,637.70 : 1,790,475.18 = 664,521.67 : x
  2. Step 2: Convert to fraction form
    1,193,637.70/1,790,475.18 = 664,521.67/x
  3. Step 3: Cross multiply
    1,193,637.70x = 1,790,475.18 × 664,521.67
  4. Step 4: Simplify right side
    1,193,637.70x = 1,189,809,556,707.15
  5. Step 5: Solve for x
    x = 1,189,809,556,707.15/1,193,637.70
  6. Step 6: Final answer
    x = 996,792.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.