Finding the Fourth Proportional to 1,612,045.91, 2,224,623.28 and 886,878.06
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Solution
The fourth proportional to 1,612,045.91, 2,224,623.28 and 886,878.06 is: 1,223,891.68
Step by Step Solution
- Step 1: Write the proportion equation
1,612,045.91 : 2,224,623.28 = 886,878.06 : x - Step 2: Convert to fraction form
1,612,045.91/2,224,623.28 = 886,878.06/x - Step 3: Cross multiply
1,612,045.91x = 2,224,623.28 × 886,878.06 - Step 4: Simplify right side
1,612,045.91x = 1,972,969,563,239.73 - Step 5: Solve for x
x = 1,972,969,563,239.73/1,612,045.91 - Step 6: Final answer
x = 1,223,891.68
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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.