Finding the Fourth Proportional to 1,336,899.98, 2,005,207.76 and 377,331.86
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Solution
The fourth proportional to 1,336,899.98, 2,005,207.76 and 377,331.86 is: 565,957.65
Step by Step Solution
- Step 1: Write the proportion equation
1,336,899.98 : 2,005,207.76 = 377,331.86 : x - Step 2: Convert to fraction form
1,336,899.98/2,005,207.76 = 377,331.86/x - Step 3: Cross multiply
1,336,899.98x = 2,005,207.76 × 377,331.86 - Step 4: Simplify right side
1,336,899.98x = 756,628,773,767.23 - Step 5: Solve for x
x = 756,628,773,767.23/1,336,899.98 - Step 6: Final answer
x = 565,957.65
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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.