Finding the Fourth Proportional to 2,857,752.29, 3,946,971.24 and 1,882,052.92
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Solution
The fourth proportional to 2,857,752.29, 3,946,971.24 and 1,882,052.92 is: 2,599,388.61
Step by Step Solution
- Step 1: Write the proportion equation
2,857,752.29 : 3,946,971.24 = 1,882,052.92 : x - Step 2: Convert to fraction form
2,857,752.29/3,946,971.24 = 1,882,052.92/x - Step 3: Cross multiply
2,857,752.29x = 3,946,971.24 × 1,882,052.92 - Step 4: Simplify right side
2,857,752.29x = 7,428,408,752,331.74 - Step 5: Solve for x
x = 7,428,408,752,331.74/2,857,752.29 - Step 6: Final answer
x = 2,599,388.61
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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.