Finding the Fourth Proportional to 3,935,878.92, 5,905,684.62 and 2,341,591.56
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Solution
The fourth proportional to 3,935,878.92, 5,905,684.62 and 2,341,591.56 is: 3,513,497.63
Step by Step Solution
- Step 1: Write the proportion equation
3,935,878.92 : 5,905,684.62 = 2,341,591.56 : x - Step 2: Convert to fraction form
3,935,878.92/5,905,684.62 = 2,341,591.56/x - Step 3: Cross multiply
3,935,878.92x = 5,905,684.62 × 2,341,591.56 - Step 4: Simplify right side
3,935,878.92x = 13,828,701,262,213.81 - Step 5: Solve for x
x = 13,828,701,262,213.81/3,935,878.92 - Step 6: Final answer
x = 3,513,497.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.