Finding the Fourth Proportional to 1,614,840.30, 2,422,317.42 and 855,655.92
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Solution
The fourth proportional to 1,614,840.30, 2,422,317.42 and 855,655.92 is: 1,283,514.07
Step by Step Solution
- Step 1: Write the proportion equation
1,614,840.30 : 2,422,317.42 = 855,655.92 : x - Step 2: Convert to fraction form
1,614,840.30/2,422,317.42 = 855,655.92/x - Step 3: Cross multiply
1,614,840.30x = 2,422,317.42 × 855,655.92 - Step 4: Simplify right side
1,614,840.30x = 2,072,670,240,542.13 - Step 5: Solve for x
x = 2,072,670,240,542.13/1,614,840.30 - Step 6: Final answer
x = 1,283,514.07
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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.