Home / 1,721,283.64-2,579,563.36-1,089,065.68

Finding the Fourth Proportional to 1,721,283.64, 2,579,563.36 and 1,089,065.68

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Solution

The fourth proportional to 1,721,283.64, 2,579,563.36 and 1,089,065.68 is: 1,632,104.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,283.64 : 2,579,563.36 = 1,089,065.68 : x
  2. Step 2: Convert to fraction form
    1,721,283.64/2,579,563.36 = 1,089,065.68/x
  3. Step 3: Cross multiply
    1,721,283.64x = 2,579,563.36 × 1,089,065.68
  4. Step 4: Simplify right side
    1,721,283.64x = 2,809,313,924,761.48
  5. Step 5: Solve for x
    x = 2,809,313,924,761.48/1,721,283.64
  6. Step 6: Final answer
    x = 1,632,104.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.