Home / 1,512,018.31-2,086,584.36-832,954.81

Finding the Fourth Proportional to 1,512,018.31, 2,086,584.36 and 832,954.81

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Solution

The fourth proportional to 1,512,018.31, 2,086,584.36 and 832,954.81 is: 1,149,477.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,018.31 : 2,086,584.36 = 832,954.81 : x
  2. Step 2: Convert to fraction form
    1,512,018.31/2,086,584.36 = 832,954.81/x
  3. Step 3: Cross multiply
    1,512,018.31x = 2,086,584.36 × 832,954.81
  4. Step 4: Simplify right side
    1,512,018.31x = 1,738,030,479,132.77
  5. Step 5: Solve for x
    x = 1,738,030,479,132.77/1,512,018.31
  6. Step 6: Final answer
    x = 1,149,477.14

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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.