Finding the Fourth Proportional to 3,365,719.99, 4,676,048.48 and 3,325,363.70
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Solution
The fourth proportional to 3,365,719.99, 4,676,048.48 and 3,325,363.70 is: 4,619,980.84
Step by Step Solution
- Step 1: Write the proportion equation
3,365,719.99 : 4,676,048.48 = 3,325,363.70 : x - Step 2: Convert to fraction form
3,365,719.99/4,676,048.48 = 3,325,363.70/x - Step 3: Cross multiply
3,365,719.99x = 4,676,048.48 × 3,325,363.70 - Step 4: Simplify right side
3,365,719.99x = 15,549,561,859,765.34 - Step 5: Solve for x
x = 15,549,561,859,765.34/3,365,719.99 - Step 6: Final answer
x = 4,619,980.84
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.