Home / 5,978,432.40-8,969,150.60-1,718,608.38

Finding the Fourth Proportional to 5,978,432.40, 8,969,150.60 and 1,718,608.38

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Solution

The fourth proportional to 5,978,432.40, 8,969,150.60 and 1,718,608.38 is: 2,578,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978,432.40 : 8,969,150.60 = 1,718,608.38 : x
  2. Step 2: Convert to fraction form
    5,978,432.40/8,969,150.60 = 1,718,608.38/x
  3. Step 3: Cross multiply
    5,978,432.40x = 8,969,150.60 × 1,718,608.38
  4. Step 4: Simplify right side
    5,978,432.40x = 15,414,457,382,642.03
  5. Step 5: Solve for x
    x = 15,414,457,382,642.03/5,978,432.40
  6. Step 6: Final answer
    x = 2,578,344.35

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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.