Finding the Fourth Proportional to 2,288,124.70, 3,432,187.05 and 2,172,651.10
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Solution
The fourth proportional to 2,288,124.70, 3,432,187.05 and 2,172,651.10 is: 3,258,976.65
Step by Step Solution
- Step 1: Write the proportion equation
2,288,124.70 : 3,432,187.05 = 2,172,651.10 : x - Step 2: Convert to fraction form
2,288,124.70/3,432,187.05 = 2,172,651.10/x - Step 3: Cross multiply
2,288,124.70x = 3,432,187.05 × 2,172,651.10 - Step 4: Simplify right side
2,288,124.70x = 7,456,944,969,588.26 - Step 5: Solve for x
x = 7,456,944,969,588.26/2,288,124.70 - Step 6: Final answer
x = 3,258,976.65
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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.