Finding the Fourth Proportional to 4,984,346.15, 7,492,125.89 and 3,289,381.66
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Solution
The fourth proportional to 4,984,346.15, 7,492,125.89 and 3,289,381.66 is: 4,944,371.99
Step by Step Solution
- Step 1: Write the proportion equation
4,984,346.15 : 7,492,125.89 = 3,289,381.66 : x - Step 2: Convert to fraction form
4,984,346.15/7,492,125.89 = 3,289,381.66/x - Step 3: Cross multiply
4,984,346.15x = 7,492,125.89 × 3,289,381.66 - Step 4: Simplify right side
4,984,346.15x = 24,644,461,486,470.32 - Step 5: Solve for x
x = 24,644,461,486,470.32/4,984,346.15 - Step 6: Final answer
x = 4,944,371.99
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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.