Home / 1,907,861.10-2,632,274.19-1,143,635.82

Finding the Fourth Proportional to 1,907,861.10, 2,632,274.19 and 1,143,635.82

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Solution

The fourth proportional to 1,907,861.10, 2,632,274.19 and 1,143,635.82 is: 1,577,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,861.10 : 2,632,274.19 = 1,143,635.82 : x
  2. Step 2: Convert to fraction form
    1,907,861.10/2,632,274.19 = 1,143,635.82/x
  3. Step 3: Cross multiply
    1,907,861.10x = 2,632,274.19 × 1,143,635.82
  4. Step 4: Simplify right side
    1,907,861.10x = 3,010,363,051,745.49
  5. Step 5: Solve for x
    x = 3,010,363,051,745.49/1,907,861.10
  6. Step 6: Final answer
    x = 1,577,873.28

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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.