Finding the Fourth Proportional to 2,711,531.70, 3,746,865.06 and 1,975,204.44
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Solution
The fourth proportional to 2,711,531.70, 3,746,865.06 and 1,975,204.44 is: 2,729,388.89
Step by Step Solution
- Step 1: Write the proportion equation
2,711,531.70 : 3,746,865.06 = 1,975,204.44 : x - Step 2: Convert to fraction form
2,711,531.70/3,746,865.06 = 1,975,204.44/x - Step 3: Cross multiply
2,711,531.70x = 3,746,865.06 × 1,975,204.44 - Step 4: Simplify right side
2,711,531.70x = 7,400,824,502,592.87 - Step 5: Solve for x
x = 7,400,824,502,592.87/2,711,531.70 - Step 6: Final answer
x = 2,729,388.89
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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.