Finding the Fourth Proportional to 4,945,890.52, 6,840,355.26 and 4,436,407
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Solution
The fourth proportional to 4,945,890.52, 6,840,355.26 and 4,436,407 is: 6,135,720.12
Step by Step Solution
- Step 1: Write the proportion equation
4,945,890.52 : 6,840,355.26 = 4,436,407 : x - Step 2: Convert to fraction form
4,945,890.52/6,840,355.26 = 4,436,407/x - Step 3: Cross multiply
4,945,890.52x = 6,840,355.26 × 4,436,407 - Step 4: Simplify right side
4,945,890.52x = 30,346,599,957,950.82 - Step 5: Solve for x
x = 30,346,599,957,950.82/4,945,890.52 - Step 6: Final answer
x = 6,135,720.12
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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.