Finding the Fourth Proportional to 1,240,449.26, 1,860,337.86 and 341,677.23
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Solution
The fourth proportional to 1,240,449.26, 1,860,337.86 and 341,677.23 is: 512,423.28
Step by Step Solution
- Step 1: Write the proportion equation
1,240,449.26 : 1,860,337.86 = 341,677.23 : x - Step 2: Convert to fraction form
1,240,449.26/1,860,337.86 = 341,677.23/x - Step 3: Cross multiply
1,240,449.26x = 1,860,337.86 × 341,677.23 - Step 4: Simplify right side
1,240,449.26x = 635,635,075,858.85 - Step 5: Solve for x
x = 635,635,075,858.85/1,240,449.26 - Step 6: Final answer
x = 512,423.28
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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.