Home / 5,315,204.43-7,974,076.64-1,720,975.34

Finding the Fourth Proportional to 5,315,204.43, 7,974,076.64 and 1,720,975.34

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Solution

The fourth proportional to 5,315,204.43, 7,974,076.64 and 1,720,975.34 is: 2,581,874.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315,204.43 : 7,974,076.64 = 1,720,975.34 : x
  2. Step 2: Convert to fraction form
    5,315,204.43/7,974,076.64 = 1,720,975.34/x
  3. Step 3: Cross multiply
    5,315,204.43x = 7,974,076.64 × 1,720,975.34
  4. Step 4: Simplify right side
    5,315,204.43x = 13,723,189,268,040.37
  5. Step 5: Solve for x
    x = 13,723,189,268,040.37/5,315,204.43
  6. Step 6: Final answer
    x = 2,581,874.22

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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.