Finding the Fourth Proportional to 1,295,836.68, 1,787,422.02 and 786,539.06
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Solution
The fourth proportional to 1,295,836.68, 1,787,422.02 and 786,539.06 is: 1,084,918.53
Step by Step Solution
- Step 1: Write the proportion equation
1,295,836.68 : 1,787,422.02 = 786,539.06 : x - Step 2: Convert to fraction form
1,295,836.68/1,787,422.02 = 786,539.06/x - Step 3: Cross multiply
1,295,836.68x = 1,787,422.02 × 786,539.06 - Step 4: Simplify right side
1,295,836.68x = 1,405,877,226,496.99 - Step 5: Solve for x
x = 1,405,877,226,496.99/1,295,836.68 - Step 6: Final answer
x = 1,084,918.53
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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.