Finding the Fourth Proportional to 1,148,701.92, 1,723,053.36 and 516,877.68
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Solution
The fourth proportional to 1,148,701.92, 1,723,053.36 and 516,877.68 is: 775,316.74
Step by Step Solution
- Step 1: Write the proportion equation
1,148,701.92 : 1,723,053.36 = 516,877.68 : x - Step 2: Convert to fraction form
1,148,701.92/1,723,053.36 = 516,877.68/x - Step 3: Cross multiply
1,148,701.92x = 1,723,053.36 × 516,877.68 - Step 4: Simplify right side
1,148,701.92x = 890,607,823,233.01 - Step 5: Solve for x
x = 890,607,823,233.01/1,148,701.92 - Step 6: Final answer
x = 775,316.74
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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.