Home / 1,821,000.15-2,731,864.73-541,605.15

Finding the Fourth Proportional to 1,821,000.15, 2,731,864.73 and 541,605.15

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Solution

The fourth proportional to 1,821,000.15, 2,731,864.73 and 541,605.15 is: 812,516.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,000.15 : 2,731,864.73 = 541,605.15 : x
  2. Step 2: Convert to fraction form
    1,821,000.15/2,731,864.73 = 541,605.15/x
  3. Step 3: Cross multiply
    1,821,000.15x = 2,731,864.73 × 541,605.15
  4. Step 4: Simplify right side
    1,821,000.15x = 1,479,592,004,163.33
  5. Step 5: Solve for x
    x = 1,479,592,004,163.33/1,821,000.15
  6. Step 6: Final answer
    x = 812,516.14

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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.