Home / 3,057,744.50-4,219,690.12-1,681,111.64

Finding the Fourth Proportional to 3,057,744.50, 4,219,690.12 and 1,681,111.64

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Solution

The fourth proportional to 3,057,744.50, 4,219,690.12 and 1,681,111.64 is: 2,319,935.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,744.50 : 4,219,690.12 = 1,681,111.64 : x
  2. Step 2: Convert to fraction form
    3,057,744.50/4,219,690.12 = 1,681,111.64/x
  3. Step 3: Cross multiply
    3,057,744.50x = 4,219,690.12 × 1,681,111.64
  4. Step 4: Simplify right side
    3,057,744.50x = 7,093,770,184,271.44
  5. Step 5: Solve for x
    x = 7,093,770,184,271.44/3,057,744.50
  6. Step 6: Final answer
    x = 2,319,935.55

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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.