Home / 3,260,620.20-4,891,805.10-2,908,075.80

Finding the Fourth Proportional to 3,260,620.20, 4,891,805.10 and 2,908,075.80

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Solution

The fourth proportional to 3,260,620.20, 4,891,805.10 and 2,908,075.80 is: 4,362,893.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,620.20 : 4,891,805.10 = 2,908,075.80 : x
  2. Step 2: Convert to fraction form
    3,260,620.20/4,891,805.10 = 2,908,075.80/x
  3. Step 3: Cross multiply
    3,260,620.20x = 4,891,805.10 × 2,908,075.80
  4. Step 4: Simplify right side
    3,260,620.20x = 14,225,740,029,626.58
  5. Step 5: Solve for x
    x = 14,225,740,029,626.58/3,260,620.20
  6. Step 6: Final answer
    x = 4,362,893.91

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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.