Finding the Fourth Proportional to 1,843,550.64, 2,542,657.68 and 1,199,176.62
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Solution
The fourth proportional to 1,843,550.64, 2,542,657.68 and 1,199,176.62 is: 1,653,925.62
Step by Step Solution
- Step 1: Write the proportion equation
1,843,550.64 : 2,542,657.68 = 1,199,176.62 : x - Step 2: Convert to fraction form
1,843,550.64/2,542,657.68 = 1,199,176.62/x - Step 3: Cross multiply
1,843,550.64x = 2,542,657.68 × 1,199,176.62 - Step 4: Simplify right side
1,843,550.64x = 3,049,095,642,519.44 - Step 5: Solve for x
x = 3,049,095,642,519.44/1,843,550.64 - Step 6: Final answer
x = 1,653,925.62
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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.