Finding the Fourth Proportional to 1,678,053.99, 2,517,445.50 and 613,094.34
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Solution
The fourth proportional to 1,678,053.99, 2,517,445.50 and 613,094.34 is: 919,774.69
Step by Step Solution
- Step 1: Write the proportion equation
1,678,053.99 : 2,517,445.50 = 613,094.34 : x - Step 2: Convert to fraction form
1,678,053.99/2,517,445.50 = 613,094.34/x - Step 3: Cross multiply
1,678,053.99x = 2,517,445.50 × 613,094.34 - Step 4: Simplify right side
1,678,053.99x = 1,543,431,594,449.79 - Step 5: Solve for x
x = 1,543,431,594,449.79/1,678,053.99 - Step 6: Final answer
x = 919,774.69
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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.