Finding the Fourth Proportional to 1,149,964.52, 1,716,861.13 and 878,672.84
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Solution
The fourth proportional to 1,149,964.52, 1,716,861.13 and 878,672.84 is: 1,311,831.12
Step by Step Solution
- Step 1: Write the proportion equation
1,149,964.52 : 1,716,861.13 = 878,672.84 : x - Step 2: Convert to fraction form
1,149,964.52/1,716,861.13 = 878,672.84/x - Step 3: Cross multiply
1,149,964.52x = 1,716,861.13 × 878,672.84 - Step 4: Simplify right side
1,149,964.52x = 1,508,559,244,982.71 - Step 5: Solve for x
x = 1,508,559,244,982.71/1,149,964.52 - Step 6: Final answer
x = 1,311,831.12
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.