Finding the Fourth Proportional to 2,390,617.29, 3,586,629.48 and 771,355.75
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Solution
The fourth proportional to 2,390,617.29, 3,586,629.48 and 771,355.75 is: 1,157,260.62
Step by Step Solution
- Step 1: Write the proportion equation
2,390,617.29 : 3,586,629.48 = 771,355.75 : x - Step 2: Convert to fraction form
2,390,617.29/3,586,629.48 = 771,355.75/x - Step 3: Cross multiply
2,390,617.29x = 3,586,629.48 × 771,355.75 - Step 4: Simplify right side
2,390,617.29x = 2,766,567,254,584.36 - Step 5: Solve for x
x = 2,766,567,254,584.36/2,390,617.29 - Step 6: Final answer
x = 1,157,260.62
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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.