Finding the Fourth Proportional to 1,029,027.89, 1,542,943.44 and 389,381.02
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Solution
The fourth proportional to 1,029,027.89, 1,542,943.44 and 389,381.02 is: 583,845.09
Step by Step Solution
- Step 1: Write the proportion equation
1,029,027.89 : 1,542,943.44 = 389,381.02 : x - Step 2: Convert to fraction form
1,029,027.89/1,542,943.44 = 389,381.02/x - Step 3: Cross multiply
1,029,027.89x = 1,542,943.44 × 389,381.02 - Step 4: Simplify right side
1,029,027.89x = 600,792,886,612.15 - Step 5: Solve for x
x = 600,792,886,612.15/1,029,027.89 - Step 6: Final answer
x = 583,845.09
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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.