Finding the Fourth Proportional to 2,292,272.12, 3,438,404.40 and 609,375.80
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Solution
The fourth proportional to 2,292,272.12, 3,438,404.40 and 609,375.80 is: 914,062.70
Step by Step Solution
- Step 1: Write the proportion equation
2,292,272.12 : 3,438,404.40 = 609,375.80 : x - Step 2: Convert to fraction form
2,292,272.12/3,438,404.40 = 609,375.80/x - Step 3: Cross multiply
2,292,272.12x = 3,438,404.40 × 609,375.80 - Step 4: Simplify right side
2,292,272.12x = 2,095,280,431,973.52 - Step 5: Solve for x
x = 2,095,280,431,973.52/2,292,272.12 - Step 6: Final answer
x = 914,062.70
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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.