Finding the Fourth Proportional to 3,675,320.68, 5,072,052.18 and 2,225,281.36
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Solution
The fourth proportional to 3,675,320.68, 5,072,052.18 and 2,225,281.36 is: 3,070,954.66
Step by Step Solution
- Step 1: Write the proportion equation
3,675,320.68 : 5,072,052.18 = 2,225,281.36 : x - Step 2: Convert to fraction form
3,675,320.68/5,072,052.18 = 2,225,281.36/x - Step 3: Cross multiply
3,675,320.68x = 5,072,052.18 × 2,225,281.36 - Step 4: Simplify right side
3,675,320.68x = 11,286,743,173,101.36 - Step 5: Solve for x
x = 11,286,743,173,101.36/3,675,320.68 - Step 6: Final answer
x = 3,070,954.66
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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.