Finding the Fourth Proportional to 4,299,697.47, 6,449,546.19 and 1,567,449.78
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Solution
The fourth proportional to 4,299,697.47, 6,449,546.19 and 1,567,449.78 is: 2,351,174.67
Step by Step Solution
- Step 1: Write the proportion equation
4,299,697.47 : 6,449,546.19 = 1,567,449.78 : x - Step 2: Convert to fraction form
4,299,697.47/6,449,546.19 = 1,567,449.78/x - Step 3: Cross multiply
4,299,697.47x = 6,449,546.19 × 1,567,449.78 - Step 4: Simplify right side
4,299,697.47x = 10,109,339,767,973.42 - Step 5: Solve for x
x = 10,109,339,767,973.42/4,299,697.47 - Step 6: Final answer
x = 2,351,174.67
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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.