Home / 3,000,574.75-4,501,257.60-978,110.05

Finding the Fourth Proportional to 3,000,574.75, 4,501,257.60 and 978,110.05

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Solution

The fourth proportional to 3,000,574.75, 4,501,257.60 and 978,110.05 is: 1,467,293.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,574.75 : 4,501,257.60 = 978,110.05 : x
  2. Step 2: Convert to fraction form
    3,000,574.75/4,501,257.60 = 978,110.05/x
  3. Step 3: Cross multiply
    3,000,574.75x = 4,501,257.60 × 978,110.05
  4. Step 4: Simplify right side
    3,000,574.75x = 4,402,725,296,198.88
  5. Step 5: Solve for x
    x = 4,402,725,296,198.88/3,000,574.75
  6. Step 6: Final answer
    x = 1,467,293.99

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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.