Finding the Fourth Proportional to 1,702,647.92, 2,349,670.44 and 938,728.88
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Solution
The fourth proportional to 1,702,647.92, 2,349,670.44 and 938,728.88 is: 1,295,454.85
Step by Step Solution
- Step 1: Write the proportion equation
1,702,647.92 : 2,349,670.44 = 938,728.88 : x - Step 2: Convert to fraction form
1,702,647.92/2,349,670.44 = 938,728.88/x - Step 3: Cross multiply
1,702,647.92x = 2,349,670.44 × 938,728.88 - Step 4: Simplify right side
1,702,647.92x = 2,205,703,500,510.31 - Step 5: Solve for x
x = 2,205,703,500,510.31/1,702,647.92 - Step 6: Final answer
x = 1,295,454.85
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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.