Home / 1,256,971.98-1,735,489.17-1,176,665.34

Finding the Fourth Proportional to 1,256,971.98, 1,735,489.17 and 1,176,665.34

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Solution

The fourth proportional to 1,256,971.98, 1,735,489.17 and 1,176,665.34 is: 1,624,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,971.98 : 1,735,489.17 = 1,176,665.34 : x
  2. Step 2: Convert to fraction form
    1,256,971.98/1,735,489.17 = 1,176,665.34/x
  3. Step 3: Cross multiply
    1,256,971.98x = 1,735,489.17 × 1,176,665.34
  4. Step 4: Simplify right side
    1,256,971.98x = 2,042,089,954,284.37
  5. Step 5: Solve for x
    x = 2,042,089,954,284.37/1,256,971.98
  6. Step 6: Final answer
    x = 1,624,610.56

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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.