Home / 1,056,771.94-1,458,353.60-621,072.34

Finding the Fourth Proportional to 1,056,771.94, 1,458,353.60 and 621,072.34

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Solution

The fourth proportional to 1,056,771.94, 1,458,353.60 and 621,072.34 is: 857,084.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,771.94 : 1,458,353.60 = 621,072.34 : x
  2. Step 2: Convert to fraction form
    1,056,771.94/1,458,353.60 = 621,072.34/x
  3. Step 3: Cross multiply
    1,056,771.94x = 1,458,353.60 × 621,072.34
  4. Step 4: Simplify right side
    1,056,771.94x = 905,743,082,899.42
  5. Step 5: Solve for x
    x = 905,743,082,899.42/1,056,771.94
  6. Step 6: Final answer
    x = 857,084.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.