Home / 2,161,984.37-2,983,421.34-1,195,052.38

Finding the Fourth Proportional to 2,161,984.37, 2,983,421.34 and 1,195,052.38

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Solution

The fourth proportional to 2,161,984.37, 2,983,421.34 and 1,195,052.38 is: 1,649,107.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,984.37 : 2,983,421.34 = 1,195,052.38 : x
  2. Step 2: Convert to fraction form
    2,161,984.37/2,983,421.34 = 1,195,052.38/x
  3. Step 3: Cross multiply
    2,161,984.37x = 2,983,421.34 × 1,195,052.38
  4. Step 4: Simplify right side
    2,161,984.37x = 3,565,344,778,871.90
  5. Step 5: Solve for x
    x = 3,565,344,778,871.90/2,161,984.37
  6. Step 6: Final answer
    x = 1,649,107.56

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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.