Finding the Fourth Proportional to 1,815,392.16, 2,505,241.44 and 999,599.04
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Solution
The fourth proportional to 1,815,392.16, 2,505,241.44 and 999,599.04 is: 1,379,446.82
Step by Step Solution
- Step 1: Write the proportion equation
1,815,392.16 : 2,505,241.44 = 999,599.04 : x - Step 2: Convert to fraction form
1,815,392.16/2,505,241.44 = 999,599.04/x - Step 3: Cross multiply
1,815,392.16x = 2,505,241.44 × 999,599.04 - Step 4: Simplify right side
1,815,392.16x = 2,504,236,938,392.22 - Step 5: Solve for x
x = 2,504,236,938,392.22/1,815,392.16 - Step 6: Final answer
x = 1,379,446.82
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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.