Finding the Fourth Proportional to 2,830,526.97, 3,906,088.56 and 1,606,821.81
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Solution
The fourth proportional to 2,830,526.97, 3,906,088.56 and 1,606,821.81 is: 2,217,392.15
Step by Step Solution
- Step 1: Write the proportion equation
2,830,526.97 : 3,906,088.56 = 1,606,821.81 : x - Step 2: Convert to fraction form
2,830,526.97/3,906,088.56 = 1,606,821.81/x - Step 3: Cross multiply
2,830,526.97x = 3,906,088.56 × 1,606,821.81 - Step 4: Simplify right side
2,830,526.97x = 6,276,388,289,999.49 - Step 5: Solve for x
x = 6,276,388,289,999.49/2,830,526.97 - Step 6: Final answer
x = 2,217,392.15
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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.