Home / 2,363,199.51-3,261,198.74-1,290,111.51

Finding the Fourth Proportional to 2,363,199.51, 3,261,198.74 and 1,290,111.51

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Solution

The fourth proportional to 2,363,199.51, 3,261,198.74 and 1,290,111.51 is: 1,780,344.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363,199.51 : 3,261,198.74 = 1,290,111.51 : x
  2. Step 2: Convert to fraction form
    2,363,199.51/3,261,198.74 = 1,290,111.51/x
  3. Step 3: Cross multiply
    2,363,199.51x = 3,261,198.74 × 1,290,111.51
  4. Step 4: Simplify right side
    2,363,199.51x = 4,207,310,024,420.94
  5. Step 5: Solve for x
    x = 4,207,310,024,420.94/2,363,199.51
  6. Step 6: Final answer
    x = 1,780,344.83

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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.