Finding the Fourth Proportional to 2,567,125.62, 3,542,498.66 and 1,405,349.16
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Solution
The fourth proportional to 2,567,125.62, 3,542,498.66 and 1,405,349.16 is: 1,939,308.10
Step by Step Solution
- Step 1: Write the proportion equation
2,567,125.62 : 3,542,498.66 = 1,405,349.16 : x - Step 2: Convert to fraction form
2,567,125.62/3,542,498.66 = 1,405,349.16/x - Step 3: Cross multiply
2,567,125.62x = 3,542,498.66 × 1,405,349.16 - Step 4: Simplify right side
2,567,125.62x = 4,978,447,516,132.13 - Step 5: Solve for x
x = 4,978,447,516,132.13/2,567,125.62 - Step 6: Final answer
x = 1,939,308.10
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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.