Finding the Fourth Proportional to 4,090,153.40, 6,128,231.70 and 2,592,495.80
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Solution
The fourth proportional to 4,090,153.40, 6,128,231.70 and 2,592,495.80 is: 3,884,307.85
Step by Step Solution
- Step 1: Write the proportion equation
4,090,153.40 : 6,128,231.70 = 2,592,495.80 : x - Step 2: Convert to fraction form
4,090,153.40/6,128,231.70 = 2,592,495.80/x - Step 3: Cross multiply
4,090,153.40x = 6,128,231.70 × 2,592,495.80 - Step 4: Simplify right side
4,090,153.40x = 15,887,414,943,676.86 - Step 5: Solve for x
x = 15,887,414,943,676.86/4,090,153.40 - Step 6: Final answer
x = 3,884,307.85
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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.