Finding the Fourth Proportional to 1,719,338.22, 2,372,989.23 and 994,070.70
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Solution
The fourth proportional to 1,719,338.22, 2,372,989.23 and 994,070.70 is: 1,371,992.45
Step by Step Solution
- Step 1: Write the proportion equation
1,719,338.22 : 2,372,989.23 = 994,070.70 : x - Step 2: Convert to fraction form
1,719,338.22/2,372,989.23 = 994,070.70/x - Step 3: Cross multiply
1,719,338.22x = 2,372,989.23 × 994,070.70 - Step 4: Simplify right side
1,719,338.22x = 2,358,919,064,958.56 - Step 5: Solve for x
x = 2,358,919,064,958.56/1,719,338.22 - Step 6: Final answer
x = 1,371,992.45
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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.