Home / 1,444,840.67-1,992,504.70-863,971.51

Finding the Fourth Proportional to 1,444,840.67, 1,992,504.70 and 863,971.51

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Solution

The fourth proportional to 1,444,840.67, 1,992,504.70 and 863,971.51 is: 1,191,458.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,840.67 : 1,992,504.70 = 863,971.51 : x
  2. Step 2: Convert to fraction form
    1,444,840.67/1,992,504.70 = 863,971.51/x
  3. Step 3: Cross multiply
    1,444,840.67x = 1,992,504.70 × 863,971.51
  4. Step 4: Simplify right side
    1,444,840.67x = 1,721,467,284,040.35
  5. Step 5: Solve for x
    x = 1,721,467,284,040.35/1,444,840.67
  6. Step 6: Final answer
    x = 1,191,458.21

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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.