Finding the Fourth Proportional to 1,595,481.60, 2,201,813.76 and 916,554.24
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Solution
The fourth proportional to 1,595,481.60, 2,201,813.76 and 916,554.24 is: 1,264,873.09
Step by Step Solution
- Step 1: Write the proportion equation
1,595,481.60 : 2,201,813.76 = 916,554.24 : x - Step 2: Convert to fraction form
1,595,481.60/2,201,813.76 = 916,554.24/x - Step 3: Cross multiply
1,595,481.60x = 2,201,813.76 × 916,554.24 - Step 4: Simplify right side
1,595,481.60x = 2,018,081,737,418.34 - Step 5: Solve for x
x = 2,018,081,737,418.34/1,595,481.60 - Step 6: Final answer
x = 1,264,873.09
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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.