Finding the Fourth Proportional to 2,245,691.49, 3,369,070.21 and 729,379.59
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Solution
The fourth proportional to 2,245,691.49, 3,369,070.21 and 729,379.59 is: 1,094,242.49
Step by Step Solution
- Step 1: Write the proportion equation
2,245,691.49 : 3,369,070.21 = 729,379.59 : x - Step 2: Convert to fraction form
2,245,691.49/3,369,070.21 = 729,379.59/x - Step 3: Cross multiply
2,245,691.49x = 3,369,070.21 × 729,379.59 - Step 4: Simplify right side
2,245,691.49x = 2,457,331,048,451.01 - Step 5: Solve for x
x = 2,457,331,048,451.01/2,245,691.49 - Step 6: Final answer
x = 1,094,242.49
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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.