Finding the Fourth Proportional to 3,513,660.96, 5,270,436 and 1,117,470.96
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Solution
The fourth proportional to 3,513,660.96, 5,270,436 and 1,117,470.96 is: 1,676,188.81
Step by Step Solution
- Step 1: Write the proportion equation
3,513,660.96 : 5,270,436 = 1,117,470.96 : x - Step 2: Convert to fraction form
3,513,660.96/5,270,436 = 1,117,470.96/x - Step 3: Cross multiply
3,513,660.96x = 5,270,436 × 1,117,470.96 - Step 4: Simplify right side
3,513,660.96x = 5,889,559,176,538.56 - Step 5: Solve for x
x = 5,889,559,176,538.56/3,513,660.96 - Step 6: Final answer
x = 1,676,188.81
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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.