Finding the Fourth Proportional to 2,243,052.21, 3,094,997.94 and 1,276,126.05
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Solution
The fourth proportional to 2,243,052.21, 3,094,997.94 and 1,276,126.05 is: 1,760,818.35
Step by Step Solution
- Step 1: Write the proportion equation
2,243,052.21 : 3,094,997.94 = 1,276,126.05 : x - Step 2: Convert to fraction form
2,243,052.21/3,094,997.94 = 1,276,126.05/x - Step 3: Cross multiply
2,243,052.21x = 3,094,997.94 × 1,276,126.05 - Step 4: Simplify right side
2,243,052.21x = 3,949,607,495,930.34 - Step 5: Solve for x
x = 3,949,607,495,930.34/2,243,052.21 - Step 6: Final answer
x = 1,760,818.35
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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.