Finding the Fourth Proportional to 1,097,618.23, 1,646,427.35 and 723,553.75
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Solution
The fourth proportional to 1,097,618.23, 1,646,427.35 and 723,553.75 is: 1,085,330.63
Step by Step Solution
- Step 1: Write the proportion equation
1,097,618.23 : 1,646,427.35 = 723,553.75 : x - Step 2: Convert to fraction form
1,097,618.23/1,646,427.35 = 723,553.75/x - Step 3: Cross multiply
1,097,618.23x = 1,646,427.35 × 723,553.75 - Step 4: Simplify right side
1,097,618.23x = 1,191,278,683,195.06 - Step 5: Solve for x
x = 1,191,278,683,195.06/1,097,618.23 - Step 6: Final answer
x = 1,085,330.63
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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.