Finding the Fourth Proportional to 1,283,557.08, 1,771,296.66 and 739,493.04
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Solution
The fourth proportional to 1,283,557.08, 1,771,296.66 and 739,493.04 is: 1,020,493.42
Step by Step Solution
- Step 1: Write the proportion equation
1,283,557.08 : 1,771,296.66 = 739,493.04 : x - Step 2: Convert to fraction form
1,283,557.08/1,771,296.66 = 739,493.04/x - Step 3: Cross multiply
1,283,557.08x = 1,771,296.66 × 739,493.04 - Step 4: Simplify right side
1,283,557.08x = 1,309,861,551,845.25 - Step 5: Solve for x
x = 1,309,861,551,845.25/1,283,557.08 - Step 6: Final answer
x = 1,020,493.42
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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.