Finding the Fourth Proportional to 2,763,747.08, 3,815,589.30 and 1,811,549.96
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Solution
The fourth proportional to 2,763,747.08, 3,815,589.30 and 1,811,549.96 is: 2,500,999.71
Step by Step Solution
- Step 1: Write the proportion equation
2,763,747.08 : 3,815,589.30 = 1,811,549.96 : x - Step 2: Convert to fraction form
2,763,747.08/3,815,589.30 = 1,811,549.96/x - Step 3: Cross multiply
2,763,747.08x = 3,815,589.30 × 1,811,549.96 - Step 4: Simplify right side
2,763,747.08x = 6,912,130,643,791.43 - Step 5: Solve for x
x = 6,912,130,643,791.43/2,763,747.08 - Step 6: Final answer
x = 2,500,999.71
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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.