Finding the Fourth Proportional to 1,922,885.26, 2,653,914.63 and 1,158,939.70
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Solution
The fourth proportional to 1,922,885.26, 2,653,914.63 and 1,158,939.70 is: 1,599,537.47
Step by Step Solution
- Step 1: Write the proportion equation
1,922,885.26 : 2,653,914.63 = 1,158,939.70 : x - Step 2: Convert to fraction form
1,922,885.26/2,653,914.63 = 1,158,939.70/x - Step 3: Cross multiply
1,922,885.26x = 2,653,914.63 × 1,158,939.70 - Step 4: Simplify right side
1,922,885.26x = 3,075,727,025,117.81 - Step 5: Solve for x
x = 3,075,727,025,117.81/1,922,885.26 - Step 6: Final answer
x = 1,599,537.47
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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.