Finding the Fourth Proportional to 2,390,458.35, 3,586,386.99 and 771,195.96
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Solution
The fourth proportional to 2,390,458.35, 3,586,386.99 and 771,195.96 is: 1,157,019.60
Step by Step Solution
- Step 1: Write the proportion equation
2,390,458.35 : 3,586,386.99 = 771,195.96 : x - Step 2: Convert to fraction form
2,390,458.35/3,586,386.99 = 771,195.96/x - Step 3: Cross multiply
2,390,458.35x = 3,586,386.99 × 771,195.96 - Step 4: Simplify right side
2,390,458.35x = 2,765,807,157,684.56 - Step 5: Solve for x
x = 2,765,807,157,684.56/2,390,458.35 - Step 6: Final answer
x = 1,157,019.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.