Finding the Fourth Proportional to 1,193,539.92, 1,788,316.96 and 837,917.28
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Solution
The fourth proportional to 1,193,539.92, 1,788,316.96 and 837,917.28 is: 1,255,476.80
Step by Step Solution
- Step 1: Write the proportion equation
1,193,539.92 : 1,788,316.96 = 837,917.28 : x - Step 2: Convert to fraction form
1,193,539.92/1,788,316.96 = 837,917.28/x - Step 3: Cross multiply
1,193,539.92x = 1,788,316.96 × 837,917.28 - Step 4: Simplify right side
1,193,539.92x = 1,498,461,682,901.07 - Step 5: Solve for x
x = 1,498,461,682,901.07/1,193,539.92 - Step 6: Final answer
x = 1,255,476.80
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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.