Finding the Fourth Proportional to 4,877,358.24, 6,730,753.20 and 2,702,042.64
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Solution
The fourth proportional to 4,877,358.24, 6,730,753.20 and 2,702,042.64 is: 3,728,818.19
Step by Step Solution
- Step 1: Write the proportion equation
4,877,358.24 : 6,730,753.20 = 2,702,042.64 : x - Step 2: Convert to fraction form
4,877,358.24/6,730,753.20 = 2,702,042.64/x - Step 3: Cross multiply
4,877,358.24x = 6,730,753.20 × 2,702,042.64 - Step 4: Simplify right side
4,877,358.24x = 18,186,782,145,716.45 - Step 5: Solve for x
x = 18,186,782,145,716.45/4,877,358.24 - Step 6: Final answer
x = 3,728,818.19
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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.