Finding the Fourth Proportional to 4,907,575.42, 6,772,322.07 and 2,732,118.70
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Solution
The fourth proportional to 4,907,575.42, 6,772,322.07 and 2,732,118.70 is: 3,770,250.31
Step by Step Solution
- Step 1: Write the proportion equation
4,907,575.42 : 6,772,322.07 = 2,732,118.70 : x - Step 2: Convert to fraction form
4,907,575.42/6,772,322.07 = 2,732,118.70/x - Step 3: Cross multiply
4,907,575.42x = 6,772,322.07 × 2,732,118.70 - Step 4: Simplify right side
4,907,575.42x = 18,502,787,769,869.71 - Step 5: Solve for x
x = 18,502,787,769,869.71/4,907,575.42 - Step 6: Final answer
x = 3,770,250.31
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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.