Finding the Fourth Proportional to 3,153,845.62, 4,352,308.70 and 1,703,541.04
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Solution
The fourth proportional to 3,153,845.62, 4,352,308.70 and 1,703,541.04 is: 2,350,887.58
Step by Step Solution
- Step 1: Write the proportion equation
3,153,845.62 : 4,352,308.70 = 1,703,541.04 : x - Step 2: Convert to fraction form
3,153,845.62/4,352,308.70 = 1,703,541.04/x - Step 3: Cross multiply
3,153,845.62x = 4,352,308.70 × 1,703,541.04 - Step 4: Simplify right side
3,153,845.62x = 7,414,336,489,199.05 - Step 5: Solve for x
x = 7,414,336,489,199.05/3,153,845.62 - Step 6: Final answer
x = 2,350,887.58
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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.