Finding the Fourth Proportional to 1,545,705.99, 2,133,046.71 and 866,642.49
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Solution
The fourth proportional to 1,545,705.99, 2,133,046.71 and 866,642.49 is: 1,195,951.19
Step by Step Solution
- Step 1: Write the proportion equation
1,545,705.99 : 2,133,046.71 = 866,642.49 : x - Step 2: Convert to fraction form
1,545,705.99/2,133,046.71 = 866,642.49/x - Step 3: Cross multiply
1,545,705.99x = 2,133,046.71 × 866,642.49 - Step 4: Simplify right side
1,545,705.99x = 1,848,588,912,040.71 - Step 5: Solve for x
x = 1,848,588,912,040.71/1,545,705.99 - Step 6: Final answer
x = 1,195,951.19
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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.