Finding the Fourth Proportional to 1,550,263.09, 2,139,387.94 and 852,571.48
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Solution
The fourth proportional to 1,550,263.09, 2,139,387.94 and 852,571.48 is: 1,176,562.32
Step by Step Solution
- Step 1: Write the proportion equation
1,550,263.09 : 2,139,387.94 = 852,571.48 : x - Step 2: Convert to fraction form
1,550,263.09/2,139,387.94 = 852,571.48/x - Step 3: Cross multiply
1,550,263.09x = 2,139,387.94 × 852,571.48 - Step 4: Simplify right side
1,550,263.09x = 1,823,981,142,299.95 - Step 5: Solve for x
x = 1,823,981,142,299.95/1,550,263.09 - Step 6: Final answer
x = 1,176,562.32
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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.