Finding the Fourth Proportional to 4,389,677.10, 6,057,989.64 and 2,455,822.26
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Solution
The fourth proportional to 4,389,677.10, 6,057,989.64 and 2,455,822.26 is: 3,389,166.33
Step by Step Solution
- Step 1: Write the proportion equation
4,389,677.10 : 6,057,989.64 = 2,455,822.26 : x - Step 2: Convert to fraction form
4,389,677.10/6,057,989.64 = 2,455,822.26/x - Step 3: Cross multiply
4,389,677.10x = 6,057,989.64 × 2,455,822.26 - Step 4: Simplify right side
4,389,677.10x = 14,877,345,808,761.38 - Step 5: Solve for x
x = 14,877,345,808,761.38/4,389,677.10 - Step 6: Final answer
x = 3,389,166.33
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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.