Home / 3,470,431.80-5,204,870.10-2,280,703.80

Finding the Fourth Proportional to 3,470,431.80, 5,204,870.10 and 2,280,703.80

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Solution

The fourth proportional to 3,470,431.80, 5,204,870.10 and 2,280,703.80 is: 3,420,544.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,431.80 : 5,204,870.10 = 2,280,703.80 : x
  2. Step 2: Convert to fraction form
    3,470,431.80/5,204,870.10 = 2,280,703.80/x
  3. Step 3: Cross multiply
    3,470,431.80x = 5,204,870.10 × 2,280,703.80
  4. Step 4: Simplify right side
    3,470,431.80x = 11,870,767,015,576.38
  5. Step 5: Solve for x
    x = 11,870,767,015,576.38/3,470,431.80
  6. Step 6: Final answer
    x = 3,420,544.68

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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.