Finding the Fourth Proportional to 1,827,794.96, 2,522,635.62 and 1,139,578.46
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Solution
The fourth proportional to 1,827,794.96, 2,522,635.62 and 1,139,578.46 is: 1,572,791.96
Step by Step Solution
- Step 1: Write the proportion equation
1,827,794.96 : 2,522,635.62 = 1,139,578.46 : x - Step 2: Convert to fraction form
1,827,794.96/2,522,635.62 = 1,139,578.46/x - Step 3: Cross multiply
1,827,794.96x = 2,522,635.62 × 1,139,578.46 - Step 4: Simplify right side
1,827,794.96x = 2,874,741,214,980.75 - Step 5: Solve for x
x = 2,874,741,214,980.75/1,827,794.96 - Step 6: Final answer
x = 1,572,791.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.