Finding the Fourth Proportional to 4,223,473.84, 5,827,957.69 and 2,591,949.97
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Solution
The fourth proportional to 4,223,473.84, 5,827,957.69 and 2,591,949.97 is: 3,576,623.26
Step by Step Solution
- Step 1: Write the proportion equation
4,223,473.84 : 5,827,957.69 = 2,591,949.97 : x - Step 2: Convert to fraction form
4,223,473.84/5,827,957.69 = 2,591,949.97/x - Step 3: Cross multiply
4,223,473.84x = 5,827,957.69 × 2,591,949.97 - Step 4: Simplify right side
4,223,473.84x = 15,105,774,759,756.77 - Step 5: Solve for x
x = 15,105,774,759,756.77/4,223,473.84 - Step 6: Final answer
x = 3,576,623.26
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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.