Finding the Fourth Proportional to 1,088,523.43, 1,501,639.09 and 706,669.99
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Solution
The fourth proportional to 1,088,523.43, 1,501,639.09 and 706,669.99 is: 974,864.90
Step by Step Solution
- Step 1: Write the proportion equation
1,088,523.43 : 1,501,639.09 = 706,669.99 : x - Step 2: Convert to fraction form
1,088,523.43/1,501,639.09 = 706,669.99/x - Step 3: Cross multiply
1,088,523.43x = 1,501,639.09 × 706,669.99 - Step 4: Simplify right side
1,088,523.43x = 1,061,163,280,713.91 - Step 5: Solve for x
x = 1,061,163,280,713.91/1,088,523.43 - Step 6: Final answer
x = 974,864.90
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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.