Finding the Fourth Proportional to 4,313,391.84, 5,954,462.06 and 3,722,340.06
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Solution
The fourth proportional to 4,313,391.84, 5,954,462.06 and 3,722,340.06 is: 5,138,539.10
Step by Step Solution
- Step 1: Write the proportion equation
4,313,391.84 : 5,954,462.06 = 3,722,340.06 : x - Step 2: Convert to fraction form
4,313,391.84/5,954,462.06 = 3,722,340.06/x - Step 3: Cross multiply
4,313,391.84x = 5,954,462.06 × 3,722,340.06 - Step 4: Simplify right side
4,313,391.84x = 22,164,532,643,076.42 - Step 5: Solve for x
x = 22,164,532,643,076.42/4,313,391.84 - Step 6: Final answer
x = 5,138,539.10
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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.