Finding the Fourth Proportional to 1,257,026.68, 1,884,728.64 and 537,837.70
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Solution
The fourth proportional to 1,257,026.68, 1,884,728.64 and 537,837.70 is: 806,409.39
Step by Step Solution
- Step 1: Write the proportion equation
1,257,026.68 : 1,884,728.64 = 537,837.70 : x - Step 2: Convert to fraction form
1,257,026.68/1,884,728.64 = 537,837.70/x - Step 3: Cross multiply
1,257,026.68x = 1,884,728.64 × 537,837.70 - Step 4: Simplify right side
1,257,026.68x = 1,013,678,116,861.73 - Step 5: Solve for x
x = 1,013,678,116,861.73/1,257,026.68 - Step 6: Final answer
x = 806,409.39
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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.