Finding the Fourth Proportional to 1,657,137.36, 2,485,707.44 and 792,368.82
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Solution
The fourth proportional to 1,657,137.36, 2,485,707.44 and 792,368.82 is: 1,188,553.90
Step by Step Solution
- Step 1: Write the proportion equation
1,657,137.36 : 2,485,707.44 = 792,368.82 : x - Step 2: Convert to fraction form
1,657,137.36/2,485,707.44 = 792,368.82/x - Step 3: Cross multiply
1,657,137.36x = 2,485,707.44 × 792,368.82 - Step 4: Simplify right side
1,657,137.36x = 1,969,597,071,098.02 - Step 5: Solve for x
x = 1,969,597,071,098.02/1,657,137.36 - Step 6: Final answer
x = 1,188,553.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.