Finding the Fourth Proportional to 4,281,214.99, 6,409,225.35 and 2,857,740.43
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Solution
The fourth proportional to 4,281,214.99, 6,409,225.35 and 2,857,740.43 is: 4,278,201.97
Step by Step Solution
- Step 1: Write the proportion equation
4,281,214.99 : 6,409,225.35 = 2,857,740.43 : x - Step 2: Convert to fraction form
4,281,214.99/6,409,225.35 = 2,857,740.43/x - Step 3: Cross multiply
4,281,214.99x = 6,409,225.35 × 2,857,740.43 - Step 4: Simplify right side
4,281,214.99x = 18,315,902,407,675.90 - Step 5: Solve for x
x = 18,315,902,407,675.90/4,281,214.99 - Step 6: Final answer
x = 4,278,201.97
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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.