Finding the Fourth Proportional to 893,531.70, 1,340,297.55 and 589,101.30
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Solution
The fourth proportional to 893,531.70, 1,340,297.55 and 589,101.30 is: 883,651.95
Step by Step Solution
- Step 1: Write the proportion equation
893,531.70 : 1,340,297.55 = 589,101.30 : x - Step 2: Convert to fraction form
893,531.70/1,340,297.55 = 589,101.30/x - Step 3: Cross multiply
893,531.70x = 1,340,297.55 × 589,101.30 - Step 4: Simplify right side
893,531.70x = 789,571,029,091.82 - Step 5: Solve for x
x = 789,571,029,091.82/893,531.70 - Step 6: Final answer
x = 883,651.95
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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.