Finding the Fourth Proportional to 2,641,918.67, 3,961,628.92 and 1,023,445.55
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Solution
The fourth proportional to 2,641,918.67, 3,961,628.92 and 1,023,445.55 is: 1,534,684.45
Step by Step Solution
- Step 1: Write the proportion equation
2,641,918.67 : 3,961,628.92 = 1,023,445.55 : x - Step 2: Convert to fraction form
2,641,918.67/3,961,628.92 = 1,023,445.55/x - Step 3: Cross multiply
2,641,918.67x = 3,961,628.92 × 1,023,445.55 - Step 4: Simplify right side
2,641,918.67x = 4,054,511,488,925.31 - Step 5: Solve for x
x = 4,054,511,488,925.31/2,641,918.67 - Step 6: Final answer
x = 1,534,684.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.