Finding the Fourth Proportional to 2,292,158.20, 3,438,237.30 and 609,431.80
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Solution
The fourth proportional to 2,292,158.20, 3,438,237.30 and 609,431.80 is: 914,147.70
Step by Step Solution
- Step 1: Write the proportion equation
2,292,158.20 : 3,438,237.30 = 609,431.80 : x - Step 2: Convert to fraction form
2,292,158.20/3,438,237.30 = 609,431.80/x - Step 3: Cross multiply
2,292,158.20x = 3,438,237.30 × 609,431.80 - Step 4: Simplify right side
2,292,158.20x = 2,095,371,146,566.14 - Step 5: Solve for x
x = 2,095,371,146,566.14/2,292,158.20 - Step 6: Final answer
x = 914,147.70
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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.