Home / 1,581,119.06-2,371,635.52-443,890.67

Finding the Fourth Proportional to 1,581,119.06, 2,371,635.52 and 443,890.67

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Solution

The fourth proportional to 1,581,119.06, 2,371,635.52 and 443,890.67 is: 665,823.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,119.06 : 2,371,635.52 = 443,890.67 : x
  2. Step 2: Convert to fraction form
    1,581,119.06/2,371,635.52 = 443,890.67/x
  3. Step 3: Cross multiply
    1,581,119.06x = 2,371,635.52 × 443,890.67
  4. Step 4: Simplify right side
    1,581,119.06x = 1,052,746,867,000.69
  5. Step 5: Solve for x
    x = 1,052,746,867,000.69/1,581,119.06
  6. Step 6: Final answer
    x = 665,823.91

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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.