Finding the Fourth Proportional to 1,598,863.05, 2,206,426.49 and 873,715.36
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Solution
The fourth proportional to 1,598,863.05, 2,206,426.49 and 873,715.36 is: 1,205,724.72
Step by Step Solution
- Step 1: Write the proportion equation
1,598,863.05 : 2,206,426.49 = 873,715.36 : x - Step 2: Convert to fraction form
1,598,863.05/2,206,426.49 = 873,715.36/x - Step 3: Cross multiply
1,598,863.05x = 2,206,426.49 × 873,715.36 - Step 4: Simplify right side
1,598,863.05x = 1,927,788,703,991.75 - Step 5: Solve for x
x = 1,927,788,703,991.75/1,598,863.05 - Step 6: Final answer
x = 1,205,724.72
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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.