Finding the Fourth Proportional to 1,236,505.06, 1,853,502.80 and 702,923.54
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Solution
The fourth proportional to 1,236,505.06, 1,853,502.80 and 702,923.54 is: 1,053,671.99
Step by Step Solution
- Step 1: Write the proportion equation
1,236,505.06 : 1,853,502.80 = 702,923.54 : x - Step 2: Convert to fraction form
1,236,505.06/1,853,502.80 = 702,923.54/x - Step 3: Cross multiply
1,236,505.06x = 1,853,502.80 × 702,923.54 - Step 4: Simplify right side
1,236,505.06x = 1,302,870,749,575.91 - Step 5: Solve for x
x = 1,302,870,749,575.91/1,236,505.06 - Step 6: Final answer
x = 1,053,671.99
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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.