Finding the Fourth Proportional to 5,512,256.05, 8,268,365.55 and 1,413,572.62
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Solution
The fourth proportional to 5,512,256.05, 8,268,365.55 and 1,413,572.62 is: 2,120,354.18
Step by Step Solution
- Step 1: Write the proportion equation
5,512,256.05 : 8,268,365.55 = 1,413,572.62 : x - Step 2: Convert to fraction form
5,512,256.05/8,268,365.55 = 1,413,572.62/x - Step 3: Cross multiply
5,512,256.05x = 8,268,365.55 × 1,413,572.62 - Step 4: Simplify right side
5,512,256.05x = 11,687,935,153,631.24 - Step 5: Solve for x
x = 11,687,935,153,631.24/5,512,256.05 - Step 6: Final answer
x = 2,120,354.18
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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.