Finding the Fourth Proportional to 1,038,396.88, 1,433,636.44 and 796,214.24
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Solution
The fourth proportional to 1,038,396.88, 1,433,636.44 and 796,214.24 is: 1,099,273.09
Step by Step Solution
- Step 1: Write the proportion equation
1,038,396.88 : 1,433,636.44 = 796,214.24 : x - Step 2: Convert to fraction form
1,038,396.88/1,433,636.44 = 796,214.24/x - Step 3: Cross multiply
1,038,396.88x = 1,433,636.44 × 796,214.24 - Step 4: Simplify right side
1,038,396.88x = 1,141,481,748,510.91 - Step 5: Solve for x
x = 1,141,481,748,510.91/1,038,396.88 - Step 6: Final answer
x = 1,099,273.09
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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.