Finding the Fourth Proportional to 1,578,244.36, 2,177,993.14 and 853,106.12
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Solution
The fourth proportional to 1,578,244.36, 2,177,993.14 and 853,106.12 is: 1,177,295.05
Step by Step Solution
- Step 1: Write the proportion equation
1,578,244.36 : 2,177,993.14 = 853,106.12 : x - Step 2: Convert to fraction form
1,578,244.36/2,177,993.14 = 853,106.12/x - Step 3: Cross multiply
1,578,244.36x = 2,177,993.14 × 853,106.12 - Step 4: Simplify right side
1,578,244.36x = 1,858,059,277,052.02 - Step 5: Solve for x
x = 1,858,059,277,052.02/1,578,244.36 - Step 6: Final answer
x = 1,177,295.05
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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.