Finding the Fourth Proportional to 6,188,069.98, 8,539,403.70 and 3,434,596.48
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Solution
The fourth proportional to 6,188,069.98, 8,539,403.70 and 3,434,596.48 is: 4,739,669.39
Step by Step Solution
- Step 1: Write the proportion equation
6,188,069.98 : 8,539,403.70 = 3,434,596.48 : x - Step 2: Convert to fraction form
6,188,069.98/8,539,403.70 = 3,434,596.48/x - Step 3: Cross multiply
6,188,069.98x = 8,539,403.70 × 3,434,596.48 - Step 4: Simplify right side
6,188,069.98x = 29,329,405,889,318.97 - Step 5: Solve for x
x = 29,329,405,889,318.97/6,188,069.98 - Step 6: Final answer
x = 4,739,669.39
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1.5x scale
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.