Finding the Fourth Proportional to 1,400,448.99, 2,099,427.21 and 547,326.63
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Solution
The fourth proportional to 1,400,448.99, 2,099,427.21 and 547,326.63 is: 820,502.87
Step by Step Solution
- Step 1: Write the proportion equation
1,400,448.99 : 2,099,427.21 = 547,326.63 : x - Step 2: Convert to fraction form
1,400,448.99/2,099,427.21 = 547,326.63/x - Step 3: Cross multiply
1,400,448.99x = 2,099,427.21 × 547,326.63 - Step 4: Simplify right side
1,400,448.99x = 1,149,072,419,779.60 - Step 5: Solve for x
x = 1,149,072,419,779.60/1,400,448.99 - Step 6: Final answer
x = 820,502.87
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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.