Finding the Fourth Proportional to 1,541,333.47, 2,312,513.66 and 516,765.13
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Solution
The fourth proportional to 1,541,333.47, 2,312,513.66 and 516,765.13 is: 775,319.84
Step by Step Solution
- Step 1: Write the proportion equation
1,541,333.47 : 2,312,513.66 = 516,765.13 : x - Step 2: Convert to fraction form
1,541,333.47/2,312,513.66 = 516,765.13/x - Step 3: Cross multiply
1,541,333.47x = 2,312,513.66 × 516,765.13 - Step 4: Simplify right side
1,541,333.47x = 1,195,026,422,136.68 - Step 5: Solve for x
x = 1,195,026,422,136.68/1,541,333.47 - Step 6: Final answer
x = 775,319.84
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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.