Finding the Fourth Proportional to 5,720,274.06, 7,894,035.17 and 3,106,829.17
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Solution
The fourth proportional to 5,720,274.06, 7,894,035.17 and 3,106,829.17 is: 4,287,455.19
Step by Step Solution
- Step 1: Write the proportion equation
5,720,274.06 : 7,894,035.17 = 3,106,829.17 : x - Step 2: Convert to fraction form
5,720,274.06/7,894,035.17 = 3,106,829.17/x - Step 3: Cross multiply
5,720,274.06x = 7,894,035.17 × 3,106,829.17 - Step 4: Simplify right side
5,720,274.06x = 24,525,418,735,161.91 - Step 5: Solve for x
x = 24,525,418,735,161.91/5,720,274.06 - Step 6: Final answer
x = 4,287,455.19
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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.