Finding the Fourth Proportional to 4,660,052.81, 6,427,560.17 and 3,110,533.23
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Solution
The fourth proportional to 4,660,052.81, 6,427,560.17 and 3,110,533.23 is: 4,290,324.66
Step by Step Solution
- Step 1: Write the proportion equation
4,660,052.81 : 6,427,560.17 = 3,110,533.23 : x - Step 2: Convert to fraction form
4,660,052.81/6,427,560.17 = 3,110,533.23/x - Step 3: Cross multiply
4,660,052.81x = 6,427,560.17 × 3,110,533.23 - Step 4: Simplify right side
4,660,052.81x = 19,993,139,481,056.78 - Step 5: Solve for x
x = 19,993,139,481,056.78/4,660,052.81 - Step 6: Final answer
x = 4,290,324.66
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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.