Finding the Fourth Proportional to 999,580.36, 1,379,452.56 and 546,871.36
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Solution
The fourth proportional to 999,580.36, 1,379,452.56 and 546,871.36 is: 754,699.80
Step by Step Solution
- Step 1: Write the proportion equation
999,580.36 : 1,379,452.56 = 546,871.36 : x - Step 2: Convert to fraction form
999,580.36/1,379,452.56 = 546,871.36/x - Step 3: Cross multiply
999,580.36x = 1,379,452.56 × 546,871.36 - Step 4: Simplify right side
999,580.36x = 754,383,097,542.68 - Step 5: Solve for x
x = 754,383,097,542.68/999,580.36 - Step 6: Final answer
x = 754,699.80
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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.