Finding the Fourth Proportional to 881,804.88, 1,320,463.62 and 581,373.99
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Solution
The fourth proportional to 881,804.88, 1,320,463.62 and 581,373.99 is: 870,581.71
Step by Step Solution
- Step 1: Write the proportion equation
881,804.88 : 1,320,463.62 = 581,373.99 : x - Step 2: Convert to fraction form
881,804.88/1,320,463.62 = 581,373.99/x - Step 3: Cross multiply
881,804.88x = 1,320,463.62 × 581,373.99 - Step 4: Simplify right side
881,804.88x = 767,683,203,409.24 - Step 5: Solve for x
x = 767,683,203,409.24/881,804.88 - Step 6: Final answer
x = 870,581.71
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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.