Finding the Fourth Proportional to 1,264,363.56, 1,744,820.96 and 691,403.74
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Solution
The fourth proportional to 1,264,363.56, 1,744,820.96 and 691,403.74 is: 954,136.75
Step by Step Solution
- Step 1: Write the proportion equation
1,264,363.56 : 1,744,820.96 = 691,403.74 : x - Step 2: Convert to fraction form
1,264,363.56/1,744,820.96 = 691,403.74/x - Step 3: Cross multiply
1,264,363.56x = 1,744,820.96 × 691,403.74 - Step 4: Simplify right side
1,264,363.56x = 1,206,375,737,374.39 - Step 5: Solve for x
x = 1,206,375,737,374.39/1,264,363.56 - Step 6: Final answer
x = 954,136.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.