Finding the Fourth Proportional to 4,663,715.36, 6,990,266.46 and 2,838,053.73
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Solution
The fourth proportional to 4,663,715.36, 6,990,266.46 and 2,838,053.73 is: 4,253,851.33
Step by Step Solution
- Step 1: Write the proportion equation
4,663,715.36 : 6,990,266.46 = 2,838,053.73 : x - Step 2: Convert to fraction form
4,663,715.36/6,990,266.46 = 2,838,053.73/x - Step 3: Cross multiply
4,663,715.36x = 6,990,266.46 × 2,838,053.73 - Step 4: Simplify right side
4,663,715.36x = 19,838,751,800,496.89 - Step 5: Solve for x
x = 19,838,751,800,496.89/4,663,715.36 - Step 6: Final answer
x = 4,253,851.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.