Finding the Fourth Proportional to 5,059,021.32, 7,588,630.80 and 1,862,502.12
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Solution
The fourth proportional to 5,059,021.32, 7,588,630.80 and 1,862,502.12 is: 2,793,789.56
Step by Step Solution
- Step 1: Write the proportion equation
5,059,021.32 : 7,588,630.80 = 1,862,502.12 : x - Step 2: Convert to fraction form
5,059,021.32/7,588,630.80 = 1,862,502.12/x - Step 3: Cross multiply
5,059,021.32x = 7,588,630.80 × 1,862,502.12 - Step 4: Simplify right side
5,059,021.32x = 14,133,840,952,897.30 - Step 5: Solve for x
x = 14,133,840,952,897.30/5,059,021.32 - Step 6: Final answer
x = 2,793,789.56
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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.