Home / 1,193,638.70-1,790,476.68-664,522.67

Finding the Fourth Proportional to 1,193,638.70, 1,790,476.68 and 664,522.67

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Solution

The fourth proportional to 1,193,638.70, 1,790,476.68 and 664,522.67 is: 996,794.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,638.70 : 1,790,476.68 = 664,522.67 : x
  2. Step 2: Convert to fraction form
    1,193,638.70/1,790,476.68 = 664,522.67/x
  3. Step 3: Cross multiply
    1,193,638.70x = 1,790,476.68 × 664,522.67
  4. Step 4: Simplify right side
    1,193,638.70x = 1,189,812,343,966.34
  5. Step 5: Solve for x
    x = 1,189,812,343,966.34/1,193,638.70
  6. Step 6: Final answer
    x = 996,794.38

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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.