Finding the Fourth Proportional to 3,370,784.70, 5,045,679.45 and 3,265,808.70
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Solution
The fourth proportional to 3,370,784.70, 5,045,679.45 and 3,265,808.70 is: 4,888,542.38
Step by Step Solution
- Step 1: Write the proportion equation
3,370,784.70 : 5,045,679.45 = 3,265,808.70 : x - Step 2: Convert to fraction form
3,370,784.70/5,045,679.45 = 3,265,808.70/x - Step 3: Cross multiply
3,370,784.70x = 5,045,679.45 × 3,265,808.70 - Step 4: Simplify right side
3,370,784.70x = 16,478,223,845,221.22 - Step 5: Solve for x
x = 16,478,223,845,221.22/3,370,784.70 - Step 6: Final answer
x = 4,888,542.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.