Finding the Fourth Proportional to 1,958,532.48, 2,935,435.68 and 1,011,385.44
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Solution
The fourth proportional to 1,958,532.48, 2,935,435.68 and 1,011,385.44 is: 1,515,857.89
Step by Step Solution
- Step 1: Write the proportion equation
1,958,532.48 : 2,935,435.68 = 1,011,385.44 : x - Step 2: Convert to fraction form
1,958,532.48/2,935,435.68 = 1,011,385.44/x - Step 3: Cross multiply
1,958,532.48x = 2,935,435.68 × 1,011,385.44 - Step 4: Simplify right side
1,958,532.48x = 2,968,856,906,808.50 - Step 5: Solve for x
x = 2,968,856,906,808.50/1,958,532.48 - Step 6: Final answer
x = 1,515,857.89
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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.