Finding the Fourth Proportional to 2,320,211.46, 3,201,913.67 and 1,301,638.08
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Solution
The fourth proportional to 2,320,211.46, 3,201,913.67 and 1,301,638.08 is: 1,796,272.81
Step by Step Solution
- Step 1: Write the proportion equation
2,320,211.46 : 3,201,913.67 = 1,301,638.08 : x - Step 2: Convert to fraction form
2,320,211.46/3,201,913.67 = 1,301,638.08/x - Step 3: Cross multiply
2,320,211.46x = 3,201,913.67 × 1,301,638.08 - Step 4: Simplify right side
2,320,211.46x = 4,167,732,761,744.55 - Step 5: Solve for x
x = 4,167,732,761,744.55/2,320,211.46 - Step 6: Final answer
x = 1,796,272.81
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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.