Finding the Fourth Proportional to 1,478,299.74, 2,038,205.22 and 1,233,636.99
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Solution
The fourth proportional to 1,478,299.74, 2,038,205.22 and 1,233,636.99 is: 1,700,876.54
Step by Step Solution
- Step 1: Write the proportion equation
1,478,299.74 : 2,038,205.22 = 1,233,636.99 : x - Step 2: Convert to fraction form
1,478,299.74/2,038,205.22 = 1,233,636.99/x - Step 3: Cross multiply
1,478,299.74x = 2,038,205.22 × 1,233,636.99 - Step 4: Simplify right side
1,478,299.74x = 2,514,405,352,603.09 - Step 5: Solve for x
x = 2,514,405,352,603.09/1,478,299.74 - Step 6: Final answer
x = 1,700,876.54
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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.