Finding the Fourth Proportional to 4,463,378.80, 6,689,464.65 and 2,413,957.66
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Solution
The fourth proportional to 4,463,378.80, 6,689,464.65 and 2,413,957.66 is: 3,617,905.88
Step by Step Solution
- Step 1: Write the proportion equation
4,463,378.80 : 6,689,464.65 = 2,413,957.66 : x - Step 2: Convert to fraction form
4,463,378.80/6,689,464.65 = 2,413,957.66/x - Step 3: Cross multiply
4,463,378.80x = 6,689,464.65 × 2,413,957.66 - Step 4: Simplify right side
4,463,378.80x = 16,148,084,416,443.06 - Step 5: Solve for x
x = 16,148,084,416,443.06/4,463,378.80 - Step 6: Final answer
x = 3,617,905.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.