Home / 4,810,081.80-7,219,205.10-1,972,230.60

Finding the Fourth Proportional to 4,810,081.80, 7,219,205.10 and 1,972,230.60

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Solution

The fourth proportional to 4,810,081.80, 7,219,205.10 and 1,972,230.60 is: 2,960,019.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810,081.80 : 7,219,205.10 = 1,972,230.60 : x
  2. Step 2: Convert to fraction form
    4,810,081.80/7,219,205.10 = 1,972,230.60/x
  3. Step 3: Cross multiply
    4,810,081.80x = 7,219,205.10 × 1,972,230.60
  4. Step 4: Simplify right side
    4,810,081.80x = 14,237,937,205,896.06
  5. Step 5: Solve for x
    x = 14,237,937,205,896.06/4,810,081.80
  6. Step 6: Final answer
    x = 2,960,019.77

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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.