Finding the Fourth Proportional to 1,296,236.66, 1,944,448.42 and 497,518.21
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Solution
The fourth proportional to 1,296,236.66, 1,944,448.42 and 497,518.21 is: 746,313.17
Step by Step Solution
- Step 1: Write the proportion equation
1,296,236.66 : 1,944,448.42 = 497,518.21 : x - Step 2: Convert to fraction form
1,296,236.66/1,944,448.42 = 497,518.21/x - Step 3: Cross multiply
1,296,236.66x = 1,944,448.42 × 497,518.21 - Step 4: Simplify right side
1,296,236.66x = 967,398,487,299.37 - Step 5: Solve for x
x = 967,398,487,299.37/1,296,236.66 - Step 6: Final answer
x = 746,313.17
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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.