Finding the Fourth Proportional to 4,316,277.96, 6,469,955.40 and 1,618,700.88
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Solution
The fourth proportional to 4,316,277.96, 6,469,955.40 and 1,618,700.88 is: 2,426,378.14
Step by Step Solution
- Step 1: Write the proportion equation
4,316,277.96 : 6,469,955.40 = 1,618,700.88 : x - Step 2: Convert to fraction form
4,316,277.96/6,469,955.40 = 1,618,700.88/x - Step 3: Cross multiply
4,316,277.96x = 6,469,955.40 × 1,618,700.88 - Step 4: Simplify right side
4,316,277.96x = 10,472,922,499,540.75 - Step 5: Solve for x
x = 10,472,922,499,540.75/4,316,277.96 - Step 6: Final answer
x = 2,426,378.14
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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.