Home / 1,147,125.44-1,583,231.27-663,957

Finding the Fourth Proportional to 1,147,125.44, 1,583,231.27 and 663,957

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Solution

The fourth proportional to 1,147,125.44, 1,583,231.27 and 663,957 is: 916,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,125.44 : 1,583,231.27 = 663,957 : x
  2. Step 2: Convert to fraction form
    1,147,125.44/1,583,231.27 = 663,957/x
  3. Step 3: Cross multiply
    1,147,125.44x = 1,583,231.27 × 663,957
  4. Step 4: Simplify right side
    1,147,125.44x = 1,051,197,481,015.61
  5. Step 5: Solve for x
    x = 1,051,197,481,015.61/1,147,125.44
  6. Step 6: Final answer
    x = 916,375.35

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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.