Finding the Fourth Proportional to 1,511,646.08, 2,267,454.92 and 612,874.13
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Solution
The fourth proportional to 1,511,646.08, 2,267,454.92 and 612,874.13 is: 919,305.43
Step by Step Solution
- Step 1: Write the proportion equation
1,511,646.08 : 2,267,454.92 = 612,874.13 : x - Step 2: Convert to fraction form
1,511,646.08/2,267,454.92 = 612,874.13/x - Step 3: Cross multiply
1,511,646.08x = 2,267,454.92 × 612,874.13 - Step 4: Simplify right side
1,511,646.08x = 1,389,664,447,007.57 - Step 5: Solve for x
x = 1,389,664,447,007.57/1,511,646.08 - Step 6: Final answer
x = 919,305.43
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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.