Home / 1,274,350.07-1,910,761.70-864,522.67

Finding the Fourth Proportional to 1,274,350.07, 1,910,761.70 and 864,522.67

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Solution

The fourth proportional to 1,274,350.07, 1,910,761.70 and 864,522.67 is: 1,296,266.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,350.07 : 1,910,761.70 = 864,522.67 : x
  2. Step 2: Convert to fraction form
    1,274,350.07/1,910,761.70 = 864,522.67/x
  3. Step 3: Cross multiply
    1,274,350.07x = 1,910,761.70 × 864,522.67
  4. Step 4: Simplify right side
    1,274,350.07x = 1,651,896,811,167.50
  5. Step 5: Solve for x
    x = 1,651,896,811,167.50/1,274,350.07
  6. Step 6: Final answer
    x = 1,296,266.11

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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.