Finding the Fourth Proportional to 4,017,115.52, 5,544,423.99 and 2,386,428.78
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Solution
The fourth proportional to 4,017,115.52, 5,544,423.99 and 2,386,428.78 is: 3,293,749.68
Step by Step Solution
- Step 1: Write the proportion equation
4,017,115.52 : 5,544,423.99 = 2,386,428.78 : x - Step 2: Convert to fraction form
4,017,115.52/5,544,423.99 = 2,386,428.78/x - Step 3: Cross multiply
4,017,115.52x = 5,544,423.99 × 2,386,428.78 - Step 4: Simplify right side
4,017,115.52x = 13,231,372,978,258.43 - Step 5: Solve for x
x = 13,231,372,978,258.43/4,017,115.52 - Step 6: Final answer
x = 3,293,749.68
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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.