Finding the Fourth Proportional to 1,307,437.55, 1,804,310.08 and 726,672.26
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Solution
The fourth proportional to 1,307,437.55, 1,804,310.08 and 726,672.26 is: 1,002,833.43
Step by Step Solution
- Step 1: Write the proportion equation
1,307,437.55 : 1,804,310.08 = 726,672.26 : x - Step 2: Convert to fraction form
1,307,437.55/1,804,310.08 = 726,672.26/x - Step 3: Cross multiply
1,307,437.55x = 1,804,310.08 × 726,672.26 - Step 4: Simplify right side
1,307,437.55x = 1,311,142,090,356.01 - Step 5: Solve for x
x = 1,311,142,090,356.01/1,307,437.55 - Step 6: Final answer
x = 1,002,833.43
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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.