Finding the Fourth Proportional to 1,511,637.73, 2,267,442.48 and 612,865.84
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Solution
The fourth proportional to 1,511,637.73, 2,267,442.48 and 612,865.84 is: 919,293.04
Step by Step Solution
- Step 1: Write the proportion equation
1,511,637.73 : 2,267,442.48 = 612,865.84 : x - Step 2: Convert to fraction form
1,511,637.73/2,267,442.48 = 612,865.84/x - Step 3: Cross multiply
1,511,637.73x = 2,267,442.48 × 612,865.84 - Step 4: Simplify right side
1,511,637.73x = 1,389,638,040,156.88 - Step 5: Solve for x
x = 1,389,638,040,156.88/1,511,637.73 - Step 6: Final answer
x = 919,293.04
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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.