Home / 1,213,647.12-1,675,462.67-886,592.96

Finding the Fourth Proportional to 1,213,647.12, 1,675,462.67 and 886,592.96

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Solution

The fourth proportional to 1,213,647.12, 1,675,462.67 and 886,592.96 is: 1,223,958.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,647.12 : 1,675,462.67 = 886,592.96 : x
  2. Step 2: Convert to fraction form
    1,213,647.12/1,675,462.67 = 886,592.96/x
  3. Step 3: Cross multiply
    1,213,647.12x = 1,675,462.67 × 886,592.96
  4. Step 4: Simplify right side
    1,213,647.12x = 1,485,453,407,964.80
  5. Step 5: Solve for x
    x = 1,485,453,407,964.80/1,213,647.12
  6. Step 6: Final answer
    x = 1,223,958.25

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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.