Finding the Fourth Proportional to 5,334,532.97, 7,361,591.85 and 2,887,085.84
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Solution
The fourth proportional to 5,334,532.97, 7,361,591.85 and 2,887,085.84 is: 3,984,144.01
Step by Step Solution
- Step 1: Write the proportion equation
5,334,532.97 : 7,361,591.85 = 2,887,085.84 : x - Step 2: Convert to fraction form
5,334,532.97/7,361,591.85 = 2,887,085.84/x - Step 3: Cross multiply
5,334,532.97x = 7,361,591.85 × 2,887,085.84 - Step 4: Simplify right side
5,334,532.97x = 21,253,547,553,186.45 - Step 5: Solve for x
x = 21,253,547,553,186.45/5,334,532.97 - Step 6: Final answer
x = 3,984,144.01
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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.