Finding the Fourth Proportional to 1,616,331.12, 2,230,384.68 and 937,194
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Solution
The fourth proportional to 1,616,331.12, 2,230,384.68 and 937,194 is: 1,293,239.43
Step by Step Solution
- Step 1: Write the proportion equation
1,616,331.12 : 2,230,384.68 = 937,194 : x - Step 2: Convert to fraction form
1,616,331.12/2,230,384.68 = 937,194/x - Step 3: Cross multiply
1,616,331.12x = 2,230,384.68 × 937,194 - Step 4: Simplify right side
1,616,331.12x = 2,090,303,139,787.92 - Step 5: Solve for x
x = 2,090,303,139,787.92/1,616,331.12 - Step 6: Final answer
x = 1,293,239.43
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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.