Finding the Fourth Proportional to 2,020,423.84, 3,029,742.96 and 757,365.44
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Solution
The fourth proportional to 2,020,423.84, 3,029,742.96 and 757,365.44 is: 1,135,713.49
Step by Step Solution
- Step 1: Write the proportion equation
2,020,423.84 : 3,029,742.96 = 757,365.44 : x - Step 2: Convert to fraction form
2,020,423.84/3,029,742.96 = 757,365.44/x - Step 3: Cross multiply
2,020,423.84x = 3,029,742.96 × 757,365.44 - Step 4: Simplify right side
2,020,423.84x = 2,294,622,609,987.30 - Step 5: Solve for x
x = 2,294,622,609,987.30/2,020,423.84 - Step 6: Final answer
x = 1,135,713.49
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1.5x scale
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.