Finding the Fourth Proportional to 3,518,662.93, 4,854,311.76 and 2,140,902.14
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Solution
The fourth proportional to 3,518,662.93, 4,854,311.76 and 2,140,902.14 is: 2,953,566.92
Step by Step Solution
- Step 1: Write the proportion equation
3,518,662.93 : 4,854,311.76 = 2,140,902.14 : x - Step 2: Convert to fraction form
3,518,662.93/4,854,311.76 = 2,140,902.14/x - Step 3: Cross multiply
3,518,662.93x = 4,854,311.76 × 2,140,902.14 - Step 4: Simplify right side
3,518,662.93x = 10,392,606,418,967.99 - Step 5: Solve for x
x = 10,392,606,418,967.99/3,518,662.93 - Step 6: Final answer
x = 2,953,566.92
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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.