Finding the Fourth Proportional to 1,151,486.74, 1,728,726.81 and 885,434.08
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Solution
The fourth proportional to 1,151,486.74, 1,728,726.81 and 885,434.08 is: 1,329,302.01
Step by Step Solution
- Step 1: Write the proportion equation
1,151,486.74 : 1,728,726.81 = 885,434.08 : x - Step 2: Convert to fraction form
1,151,486.74/1,728,726.81 = 885,434.08/x - Step 3: Cross multiply
1,151,486.74x = 1,728,726.81 × 885,434.08 - Step 4: Simplify right side
1,151,486.74x = 1,530,673,632,583.68 - Step 5: Solve for x
x = 1,530,673,632,583.68/1,151,486.74 - Step 6: Final answer
x = 1,329,302.01
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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.