Finding the Fourth Proportional to 1,517,764.96, 2,094,545.68 and 829,479.40
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Solution
The fourth proportional to 1,517,764.96, 2,094,545.68 and 829,479.40 is: 1,144,697.99
Step by Step Solution
- Step 1: Write the proportion equation
1,517,764.96 : 2,094,545.68 = 829,479.40 : x - Step 2: Convert to fraction form
1,517,764.96/2,094,545.68 = 829,479.40/x - Step 3: Cross multiply
1,517,764.96x = 2,094,545.68 × 829,479.40 - Step 4: Simplify right side
1,517,764.96x = 1,737,382,493,918.99 - Step 5: Solve for x
x = 1,737,382,493,918.99/1,517,764.96 - Step 6: Final answer
x = 1,144,697.99
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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.