Finding the Fourth Proportional to 1,391,083.23, 2,083,908.08 and 958,724.13
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Solution
The fourth proportional to 1,391,083.23, 2,083,908.08 and 958,724.13 is: 1,436,213.82
Step by Step Solution
- Step 1: Write the proportion equation
1,391,083.23 : 2,083,908.08 = 958,724.13 : x - Step 2: Convert to fraction form
1,391,083.23/2,083,908.08 = 958,724.13/x - Step 3: Cross multiply
1,391,083.23x = 2,083,908.08 × 958,724.13 - Step 4: Simplify right side
1,391,083.23x = 1,997,892,960,997.97 - Step 5: Solve for x
x = 1,997,892,960,997.97/1,391,083.23 - Step 6: Final answer
x = 1,436,213.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.