Finding the Fourth Proportional to 1,835,321.92, 2,533,149.36 and 1,019,805.96
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Solution
The fourth proportional to 1,835,321.92, 2,533,149.36 and 1,019,805.96 is: 1,407,557.33
Step by Step Solution
- Step 1: Write the proportion equation
1,835,321.92 : 2,533,149.36 = 1,019,805.96 : x - Step 2: Convert to fraction form
1,835,321.92/2,533,149.36 = 1,019,805.96/x - Step 3: Cross multiply
1,835,321.92x = 2,533,149.36 × 1,019,805.96 - Step 4: Simplify right side
1,835,321.92x = 2,583,320,814,898.19 - Step 5: Solve for x
x = 2,583,320,814,898.19/1,835,321.92 - Step 6: Final answer
x = 1,407,557.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.