Finding the Fourth Proportional to 1,517,060.36, 2,275,605.12 and 618,320
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Solution
The fourth proportional to 1,517,060.36, 2,275,605.12 and 618,320 is: 927,485.94
Step by Step Solution
- Step 1: Write the proportion equation
1,517,060.36 : 2,275,605.12 = 618,320 : x - Step 2: Convert to fraction form
1,517,060.36/2,275,605.12 = 618,320/x - Step 3: Cross multiply
1,517,060.36x = 2,275,605.12 × 618,320 - Step 4: Simplify right side
1,517,060.36x = 1,407,052,157,798.40 - Step 5: Solve for x
x = 1,407,052,157,798.40/1,517,060.36 - Step 6: Final answer
x = 927,485.94
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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.