Finding the Fourth Proportional to 1,647,372.74, 2,272,202.58 and 1,511,844.34
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Solution
The fourth proportional to 1,647,372.74, 2,272,202.58 and 1,511,844.34 is: 2,085,269.79
Step by Step Solution
- Step 1: Write the proportion equation
1,647,372.74 : 2,272,202.58 = 1,511,844.34 : x - Step 2: Convert to fraction form
1,647,372.74/2,272,202.58 = 1,511,844.34/x - Step 3: Cross multiply
1,647,372.74x = 2,272,202.58 × 1,511,844.34 - Step 4: Simplify right side
1,647,372.74x = 3,435,216,609,906.40 - Step 5: Solve for x
x = 3,435,216,609,906.40/1,647,372.74 - Step 6: Final answer
x = 2,085,269.79
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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.