Finding the Fourth Proportional to 1,474,635.25, 2,211,948.51 and 664,070.70
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Solution
The fourth proportional to 1,474,635.25, 2,211,948.51 and 664,070.70 is: 996,104.09
Step by Step Solution
- Step 1: Write the proportion equation
1,474,635.25 : 2,211,948.51 = 664,070.70 : x - Step 2: Convert to fraction form
1,474,635.25/2,211,948.51 = 664,070.70/x - Step 3: Cross multiply
1,474,635.25x = 2,211,948.51 × 664,070.70 - Step 4: Simplify right side
1,474,635.25x = 1,468,890,201,204.20 - Step 5: Solve for x
x = 1,468,890,201,204.20/1,474,635.25 - Step 6: Final answer
x = 996,104.09
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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.