Finding the Fourth Proportional to 2,899,351.80, 3,998,257.74 and 2,670,495.48
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Solution
The fourth proportional to 2,899,351.80, 3,998,257.74 and 2,670,495.48 is: 3,682,660.80
Step by Step Solution
- Step 1: Write the proportion equation
2,899,351.80 : 3,998,257.74 = 2,670,495.48 : x - Step 2: Convert to fraction form
2,899,351.80/3,998,257.74 = 2,670,495.48/x - Step 3: Cross multiply
2,899,351.80x = 3,998,257.74 × 2,670,495.48 - Step 4: Simplify right side
2,899,351.80x = 10,677,329,222,545.02 - Step 5: Solve for x
x = 10,677,329,222,545.02/2,899,351.80 - Step 6: Final answer
x = 3,682,660.80
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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.