Finding the Fourth Proportional to 2,512,687.62, 3,468,124.74 and 1,425,595.50
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Solution
The fourth proportional to 2,512,687.62, 3,468,124.74 and 1,425,595.50 is: 1,967,671.18
Step by Step Solution
- Step 1: Write the proportion equation
2,512,687.62 : 3,468,124.74 = 1,425,595.50 : x - Step 2: Convert to fraction form
2,512,687.62/3,468,124.74 = 1,425,595.50/x - Step 3: Cross multiply
2,512,687.62x = 3,468,124.74 × 1,425,595.50 - Step 4: Simplify right side
2,512,687.62x = 4,944,143,022,782.67 - Step 5: Solve for x
x = 4,944,143,022,782.67/2,512,687.62 - Step 6: Final answer
x = 1,967,671.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.