Finding the Fourth Proportional to 1,451,008.60, 2,002,474.70 and 806,469.63
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Solution
The fourth proportional to 1,451,008.60, 2,002,474.70 and 806,469.63 is: 1,112,974.12
Step by Step Solution
- Step 1: Write the proportion equation
1,451,008.60 : 2,002,474.70 = 806,469.63 : x - Step 2: Convert to fraction form
1,451,008.60/2,002,474.70 = 806,469.63/x - Step 3: Cross multiply
1,451,008.60x = 2,002,474.70 × 806,469.63 - Step 4: Simplify right side
1,451,008.60x = 1,614,935,021,875.99 - Step 5: Solve for x
x = 1,614,935,021,875.99/1,451,008.60 - Step 6: Final answer
x = 1,112,974.12
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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.