Finding the Fourth Proportional to 1,807,172.68, 2,493,977.16 and 1,081,880.68
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Solution
The fourth proportional to 1,807,172.68, 2,493,977.16 and 1,081,880.68 is: 1,493,042.55
Step by Step Solution
- Step 1: Write the proportion equation
1,807,172.68 : 2,493,977.16 = 1,081,880.68 : x - Step 2: Convert to fraction form
1,807,172.68/2,493,977.16 = 1,081,880.68/x - Step 3: Cross multiply
1,807,172.68x = 2,493,977.16 × 1,081,880.68 - Step 4: Simplify right side
1,807,172.68x = 2,698,185,705,765.27 - Step 5: Solve for x
x = 2,698,185,705,765.27/1,807,172.68 - Step 6: Final answer
x = 1,493,042.55
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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.