Finding the Fourth Proportional to 5,480,114.81, 7,562,578.64 and 2,965,489.92
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Solution
The fourth proportional to 5,480,114.81, 7,562,578.64 and 2,965,489.92 is: 4,092,387.02
Step by Step Solution
- Step 1: Write the proportion equation
5,480,114.81 : 7,562,578.64 = 2,965,489.92 : x - Step 2: Convert to fraction form
5,480,114.81/7,562,578.64 = 2,965,489.92/x - Step 3: Cross multiply
5,480,114.81x = 7,562,578.64 × 2,965,489.92 - Step 4: Simplify right side
5,480,114.81x = 22,426,750,711,299.86 - Step 5: Solve for x
x = 22,426,750,711,299.86/5,480,114.81 - Step 6: Final answer
x = 4,092,387.02
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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.