Finding the Fourth Proportional to 2,457,396.16, 3,687,754.21 and 859,973.09
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Solution
The fourth proportional to 2,457,396.16, 3,687,754.21 and 859,973.09 is: 1,290,540.54
Step by Step Solution
- Step 1: Write the proportion equation
2,457,396.16 : 3,687,754.21 = 859,973.09 : x - Step 2: Convert to fraction form
2,457,396.16/3,687,754.21 = 859,973.09/x - Step 3: Cross multiply
2,457,396.16x = 3,687,754.21 × 859,973.09 - Step 4: Simplify right side
2,457,396.16x = 3,171,369,362,545.51 - Step 5: Solve for x
x = 3,171,369,362,545.51/2,457,396.16 - Step 6: Final answer
x = 1,290,540.54
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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.