Finding the Fourth Proportional to 4,967,751.42, 6,854,491.95 and 2,902,368.12
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Solution
The fourth proportional to 4,967,751.42, 6,854,491.95 and 2,902,368.12 is: 4,004,680.84
Step by Step Solution
- Step 1: Write the proportion equation
4,967,751.42 : 6,854,491.95 = 2,902,368.12 : x - Step 2: Convert to fraction form
4,967,751.42/6,854,491.95 = 2,902,368.12/x - Step 3: Cross multiply
4,967,751.42x = 6,854,491.95 × 2,902,368.12 - Step 4: Simplify right side
4,967,751.42x = 19,894,258,914,476.64 - Step 5: Solve for x
x = 19,894,258,914,476.64/4,967,751.42 - Step 6: Final answer
x = 4,004,680.84
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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.