Finding the Fourth Proportional to 1,616,171.67, 2,230,316.19 and 927,887.91
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Solution
The fourth proportional to 1,616,171.67, 2,230,316.19 and 927,887.91 is: 1,280,484.91
Step by Step Solution
- Step 1: Write the proportion equation
1,616,171.67 : 2,230,316.19 = 927,887.91 : x - Step 2: Convert to fraction form
1,616,171.67/2,230,316.19 = 927,887.91/x - Step 3: Cross multiply
1,616,171.67x = 2,230,316.19 × 927,887.91 - Step 4: Simplify right side
1,616,171.67x = 2,069,483,425,858.54 - Step 5: Solve for x
x = 2,069,483,425,858.54/1,616,171.67 - Step 6: Final answer
x = 1,280,484.91
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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.