Home / 3,290,299.30-4,540,527.77-1,820,262.15

Finding the Fourth Proportional to 3,290,299.30, 4,540,527.77 and 1,820,262.15

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Solution

The fourth proportional to 3,290,299.30, 4,540,527.77 and 1,820,262.15 is: 2,511,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,299.30 : 4,540,527.77 = 1,820,262.15 : x
  2. Step 2: Convert to fraction form
    3,290,299.30/4,540,527.77 = 1,820,262.15/x
  3. Step 3: Cross multiply
    3,290,299.30x = 4,540,527.77 × 1,820,262.15
  4. Step 4: Simplify right side
    3,290,299.30x = 8,264,950,840,754.90
  5. Step 5: Solve for x
    x = 8,264,950,840,754.90/3,290,299.30
  6. Step 6: Final answer
    x = 2,511,914.60

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1.5x scale

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.