Finding the Fourth Proportional to 4,570,986.22, 6,304,608.66 and 3,283,149.40
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Solution
The fourth proportional to 4,570,986.22, 6,304,608.66 and 3,283,149.40 is: 4,528,338.34
Step by Step Solution
- Step 1: Write the proportion equation
4,570,986.22 : 6,304,608.66 = 3,283,149.40 : x - Step 2: Convert to fraction form
4,570,986.22/6,304,608.66 = 3,283,149.40/x - Step 3: Cross multiply
4,570,986.22x = 6,304,608.66 × 3,283,149.40 - Step 4: Simplify right side
4,570,986.22x = 20,698,972,139,313.80 - Step 5: Solve for x
x = 20,698,972,139,313.80/4,570,986.22 - Step 6: Final answer
x = 4,528,338.34
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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.