Finding the Fourth Proportional to 1,545,707.99, 2,133,049.47 and 866,644.49
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Solution
The fourth proportional to 1,545,707.99, 2,133,049.47 and 866,644.49 is: 1,195,953.95
Step by Step Solution
- Step 1: Write the proportion equation
1,545,707.99 : 2,133,049.47 = 866,644.49 : x - Step 2: Convert to fraction form
1,545,707.99/2,133,049.47 = 866,644.49/x - Step 3: Cross multiply
1,545,707.99x = 2,133,049.47 × 866,644.49 - Step 4: Simplify right side
1,545,707.99x = 1,848,595,570,072.92 - Step 5: Solve for x
x = 1,848,595,570,072.92/1,545,707.99 - Step 6: Final answer
x = 1,195,953.95
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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.