Finding the Fourth Proportional to 4,014,297.87, 5,539,736.25 and 2,178,755.95
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Solution
The fourth proportional to 4,014,297.87, 5,539,736.25 and 2,178,755.95 is: 3,006,686.03
Step by Step Solution
- Step 1: Write the proportion equation
4,014,297.87 : 5,539,736.25 = 2,178,755.95 : x - Step 2: Convert to fraction form
4,014,297.87/5,539,736.25 = 2,178,755.95/x - Step 3: Cross multiply
4,014,297.87x = 5,539,736.25 × 2,178,755.95 - Step 4: Simplify right side
4,014,297.87x = 12,069,733,316,118.19 - Step 5: Solve for x
x = 12,069,733,316,118.19/4,014,297.87 - Step 6: Final answer
x = 3,006,686.03
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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.