Home / 2,010,738.20-3,016,107.30-1,211,608.40

Finding the Fourth Proportional to 2,010,738.20, 3,016,107.30 and 1,211,608.40

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Solution

The fourth proportional to 2,010,738.20, 3,016,107.30 and 1,211,608.40 is: 1,817,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,738.20 : 3,016,107.30 = 1,211,608.40 : x
  2. Step 2: Convert to fraction form
    2,010,738.20/3,016,107.30 = 1,211,608.40/x
  3. Step 3: Cross multiply
    2,010,738.20x = 3,016,107.30 × 1,211,608.40
  4. Step 4: Simplify right side
    2,010,738.20x = 3,654,340,939,981.32
  5. Step 5: Solve for x
    x = 3,654,340,939,981.32/2,010,738.20
  6. Step 6: Final answer
    x = 1,817,412.60

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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.