Home / 2,826,700-3,900,846-1,620,175.84

Finding the Fourth Proportional to 2,826,700, 3,900,846 and 1,620,175.84

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Solution

The fourth proportional to 2,826,700, 3,900,846 and 1,620,175.84 is: 2,235,842.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826,700 : 3,900,846 = 1,620,175.84 : x
  2. Step 2: Convert to fraction form
    2,826,700/3,900,846 = 1,620,175.84/x
  3. Step 3: Cross multiply
    2,826,700x = 3,900,846 × 1,620,175.84
  4. Step 4: Simplify right side
    2,826,700x = 6,320,056,444,760.64
  5. Step 5: Solve for x
    x = 6,320,056,444,760.64/2,826,700
  6. Step 6: Final answer
    x = 2,235,842.66

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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.