Finding the Fourth Proportional to 1,769,369.29, 2,441,657.22 and 994,978.12
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Solution
The fourth proportional to 1,769,369.29, 2,441,657.22 and 994,978.12 is: 1,373,029.09
Step by Step Solution
- Step 1: Write the proportion equation
1,769,369.29 : 2,441,657.22 = 994,978.12 : x - Step 2: Convert to fraction form
1,769,369.29/2,441,657.22 = 994,978.12/x - Step 3: Cross multiply
1,769,369.29x = 2,441,657.22 × 994,978.12 - Step 4: Simplify right side
1,769,369.29x = 2,429,395,510,440.03 - Step 5: Solve for x
x = 2,429,395,510,440.03/1,769,369.29 - Step 6: Final answer
x = 1,373,029.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.