Finding the Fourth Proportional to 1,377,104.19, 1,900,629.26 and 1,147,297.07
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Solution
The fourth proportional to 1,377,104.19, 1,900,629.26 and 1,147,297.07 is: 1,583,457.80
Step by Step Solution
- Step 1: Write the proportion equation
1,377,104.19 : 1,900,629.26 = 1,147,297.07 : x - Step 2: Convert to fraction form
1,377,104.19/1,900,629.26 = 1,147,297.07/x - Step 3: Cross multiply
1,377,104.19x = 1,900,629.26 × 1,147,297.07 - Step 4: Simplify right side
1,377,104.19x = 2,180,586,365,914.64 - Step 5: Solve for x
x = 2,180,586,365,914.64/1,377,104.19 - Step 6: Final answer
x = 1,583,457.80
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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.