Finding the Fourth Proportional to 1,283,731.17, 1,771,604.36 and 710,771.34
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Solution
The fourth proportional to 1,283,731.17, 1,771,604.36 and 710,771.34 is: 980,895.09
Step by Step Solution
- Step 1: Write the proportion equation
1,283,731.17 : 1,771,604.36 = 710,771.34 : x - Step 2: Convert to fraction form
1,283,731.17/1,771,604.36 = 710,771.34/x - Step 3: Cross multiply
1,283,731.17x = 1,771,604.36 × 710,771.34 - Step 4: Simplify right side
1,283,731.17x = 1,259,205,601,353.19 - Step 5: Solve for x
x = 1,259,205,601,353.19/1,283,731.17 - Step 6: Final answer
x = 980,895.09
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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.