Home / 3,020,715.72-4,531,222.94-862,059

Finding the Fourth Proportional to 3,020,715.72, 4,531,222.94 and 862,059

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Solution

The fourth proportional to 3,020,715.72, 4,531,222.94 and 862,059 is: 1,293,131.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,715.72 : 4,531,222.94 = 862,059 : x
  2. Step 2: Convert to fraction form
    3,020,715.72/4,531,222.94 = 862,059/x
  3. Step 3: Cross multiply
    3,020,715.72x = 4,531,222.94 × 862,059
  4. Step 4: Simplify right side
    3,020,715.72x = 3,906,181,516,433.46
  5. Step 5: Solve for x
    x = 3,906,181,516,433.46/3,020,715.72
  6. Step 6: Final answer
    x = 1,293,131.12

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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.