Finding the Fourth Proportional to 5,394,225.40, 8,095,930.80 and 2,201,642.80
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Solution
The fourth proportional to 5,394,225.40, 8,095,930.80 and 2,201,642.80 is: 3,304,338.70
Step by Step Solution
- Step 1: Write the proportion equation
5,394,225.40 : 8,095,930.80 = 2,201,642.80 : x - Step 2: Convert to fraction form
5,394,225.40/8,095,930.80 = 2,201,642.80/x - Step 3: Cross multiply
5,394,225.40x = 8,095,930.80 × 2,201,642.80 - Step 4: Simplify right side
5,394,225.40x = 17,824,347,755,118.24 - Step 5: Solve for x
x = 17,824,347,755,118.24/5,394,225.40 - Step 6: Final answer
x = 3,304,338.70
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1.5x scale
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.