Finding the Fourth Proportional to 1,626,617.49, 2,440,596.19 and 715,331.49
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Solution
The fourth proportional to 1,626,617.49, 2,440,596.19 and 715,331.49 is: 1,073,291.86
Step by Step Solution
- Step 1: Write the proportion equation
1,626,617.49 : 2,440,596.19 = 715,331.49 : x - Step 2: Convert to fraction form
1,626,617.49/2,440,596.19 = 715,331.49/x - Step 3: Cross multiply
1,626,617.49x = 2,440,596.19 × 715,331.49 - Step 4: Simplify right side
1,626,617.49x = 1,745,835,309,081.02 - Step 5: Solve for x
x = 1,745,835,309,081.02/1,626,617.49 - Step 6: Final answer
x = 1,073,291.86
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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.