Finding the Fourth Proportional to 1,525,157.84, 2,104,812.36 and 880,694.48
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Solution
The fourth proportional to 1,525,157.84, 2,104,812.36 and 880,694.48 is: 1,215,412.97
Step by Step Solution
- Step 1: Write the proportion equation
1,525,157.84 : 2,104,812.36 = 880,694.48 : x - Step 2: Convert to fraction form
1,525,157.84/2,104,812.36 = 880,694.48/x - Step 3: Cross multiply
1,525,157.84x = 2,104,812.36 × 880,694.48 - Step 4: Simplify right side
1,525,157.84x = 1,853,696,626,887.77 - Step 5: Solve for x
x = 1,853,696,626,887.77/1,525,157.84 - Step 6: Final answer
x = 1,215,412.97
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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.