Finding the Fourth Proportional to 5,701,881.18, 7,868,533.32 and 3,088,320.24
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Solution
The fourth proportional to 5,701,881.18, 7,868,533.32 and 3,088,320.24 is: 4,261,847.97
Step by Step Solution
- Step 1: Write the proportion equation
5,701,881.18 : 7,868,533.32 = 3,088,320.24 : x - Step 2: Convert to fraction form
5,701,881.18/7,868,533.32 = 3,088,320.24/x - Step 3: Cross multiply
5,701,881.18x = 7,868,533.32 × 3,088,320.24 - Step 4: Simplify right side
5,701,881.18x = 24,300,550,711,270.40 - Step 5: Solve for x
x = 24,300,550,711,270.40/5,701,881.18 - Step 6: Final answer
x = 4,261,847.97
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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.