Finding the Fourth Proportional to 1,785,829.42, 2,678,736.84 and 648,589.42
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Solution
The fourth proportional to 1,785,829.42, 2,678,736.84 and 648,589.42 is: 972,881.48
Step by Step Solution
- Step 1: Write the proportion equation
1,785,829.42 : 2,678,736.84 = 648,589.42 : x - Step 2: Convert to fraction form
1,785,829.42/2,678,736.84 = 648,589.42/x - Step 3: Cross multiply
1,785,829.42x = 2,678,736.84 × 648,589.42 - Step 4: Simplify right side
1,785,829.42x = 1,737,400,373,388.23 - Step 5: Solve for x
x = 1,737,400,373,388.23/1,785,829.42 - Step 6: Final answer
x = 972,881.48
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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.