Finding the Fourth Proportional to 886,081.84, 1,222,428.88 and 657,202.26
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Solution
The fourth proportional to 886,081.84, 1,222,428.88 and 657,202.26 is: 906,669.10
Step by Step Solution
- Step 1: Write the proportion equation
886,081.84 : 1,222,428.88 = 657,202.26 : x - Step 2: Convert to fraction form
886,081.84/1,222,428.88 = 657,202.26/x - Step 3: Cross multiply
886,081.84x = 1,222,428.88 × 657,202.26 - Step 4: Simplify right side
886,081.84x = 803,383,022,625.27 - Step 5: Solve for x
x = 803,383,022,625.27/886,081.84 - Step 6: Final answer
x = 906,669.10
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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.