Finding the Fourth Proportional to 1,860,983.70, 2,791,475.55 and 739,052.70
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Solution
The fourth proportional to 1,860,983.70, 2,791,475.55 and 739,052.70 is: 1,108,579.05
Step by Step Solution
- Step 1: Write the proportion equation
1,860,983.70 : 2,791,475.55 = 739,052.70 : x - Step 2: Convert to fraction form
1,860,983.70/2,791,475.55 = 739,052.70/x - Step 3: Cross multiply
1,860,983.70x = 2,791,475.55 × 739,052.70 - Step 4: Simplify right side
1,860,983.70x = 2,063,047,542,211.48 - Step 5: Solve for x
x = 2,063,047,542,211.48/1,860,983.70 - Step 6: Final answer
x = 1,108,579.05
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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.