Finding the Fourth Proportional to 5,374,599.75, 7,416,947.66 and 2,960,151.75
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Solution
The fourth proportional to 5,374,599.75, 7,416,947.66 and 2,960,151.75 is: 4,085,009.42
Step by Step Solution
- Step 1: Write the proportion equation
5,374,599.75 : 7,416,947.66 = 2,960,151.75 : x - Step 2: Convert to fraction form
5,374,599.75/7,416,947.66 = 2,960,151.75/x - Step 3: Cross multiply
5,374,599.75x = 7,416,947.66 × 2,960,151.75 - Step 4: Simplify right side
5,374,599.75x = 21,955,290,580,606.65 - Step 5: Solve for x
x = 21,955,290,580,606.65/5,374,599.75 - Step 6: Final answer
x = 4,085,009.42
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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.