Finding the Fourth Proportional to 4,600,996.66, 6,349,400.58 and 2,668,403.08
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Solution
The fourth proportional to 4,600,996.66, 6,349,400.58 and 2,668,403.08 is: 3,682,410.86
Step by Step Solution
- Step 1: Write the proportion equation
4,600,996.66 : 6,349,400.58 = 2,668,403.08 : x - Step 2: Convert to fraction form
4,600,996.66/6,349,400.58 = 2,668,403.08/x - Step 3: Cross multiply
4,600,996.66x = 6,349,400.58 × 2,668,403.08 - Step 4: Simplify right side
4,600,996.66x = 16,942,760,063,825.79 - Step 5: Solve for x
x = 16,942,760,063,825.79/4,600,996.66 - Step 6: Final answer
x = 3,682,410.86
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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.