Finding the Fourth Proportional to 2,322,056.74, 3,204,148.14 and 1,289,424.14
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Solution
The fourth proportional to 2,322,056.74, 3,204,148.14 and 1,289,424.14 is: 1,779,244.19
Step by Step Solution
- Step 1: Write the proportion equation
2,322,056.74 : 3,204,148.14 = 1,289,424.14 : x - Step 2: Convert to fraction form
2,322,056.74/3,204,148.14 = 1,289,424.14/x - Step 3: Cross multiply
2,322,056.74x = 3,204,148.14 × 1,289,424.14 - Step 4: Simplify right side
2,322,056.74x = 4,131,505,959,852.10 - Step 5: Solve for x
x = 4,131,505,959,852.10/2,322,056.74 - Step 6: Final answer
x = 1,779,244.19
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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.