Finding the Fourth Proportional to 4,374,079.75, 6,036,405.02 and 2,440,509.31
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Solution
The fourth proportional to 4,374,079.75, 6,036,405.02 and 2,440,509.31 is: 3,368,000.47
Step by Step Solution
- Step 1: Write the proportion equation
4,374,079.75 : 6,036,405.02 = 2,440,509.31 : x - Step 2: Convert to fraction form
4,374,079.75/6,036,405.02 = 2,440,509.31/x - Step 3: Cross multiply
4,374,079.75x = 6,036,405.02 × 2,440,509.31 - Step 4: Simplify right side
4,374,079.75x = 14,731,902,650,240.74 - Step 5: Solve for x
x = 14,731,902,650,240.74/4,374,079.75 - Step 6: Final answer
x = 3,368,000.47
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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.