Finding the Fourth Proportional to 1,527,914.36, 2,108,398.38 and 883,376.09
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Solution
The fourth proportional to 1,527,914.36, 2,108,398.38 and 883,376.09 is: 1,218,987.64
Step by Step Solution
- Step 1: Write the proportion equation
1,527,914.36 : 2,108,398.38 = 883,376.09 : x - Step 2: Convert to fraction form
1,527,914.36/2,108,398.38 = 883,376.09/x - Step 3: Cross multiply
1,527,914.36x = 2,108,398.38 × 883,376.09 - Step 4: Simplify right side
1,527,914.36x = 1,862,508,717,086.73 - Step 5: Solve for x
x = 1,862,508,717,086.73/1,527,914.36 - Step 6: Final answer
x = 1,218,987.64
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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.