Finding the Fourth Proportional to 1,665,221.68, 2,497,879.91 and 527,988.97
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Solution
The fourth proportional to 1,665,221.68, 2,497,879.91 and 527,988.97 is: 791,998.48
Step by Step Solution
- Step 1: Write the proportion equation
1,665,221.68 : 2,497,879.91 = 527,988.97 : x - Step 2: Convert to fraction form
1,665,221.68/2,497,879.91 = 527,988.97/x - Step 3: Cross multiply
1,665,221.68x = 2,497,879.91 × 527,988.97 - Step 4: Simplify right side
1,665,221.68x = 1,318,853,040,864.59 - Step 5: Solve for x
x = 1,318,853,040,864.59/1,665,221.68 - Step 6: Final answer
x = 791,998.48
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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.