Finding the Fourth Proportional to 4,407,416.20, 6,603,251.10 and 3,604,349.80
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Solution
The fourth proportional to 4,407,416.20, 6,603,251.10 and 3,604,349.80 is: 5,400,086.06
Step by Step Solution
- Step 1: Write the proportion equation
4,407,416.20 : 6,603,251.10 = 3,604,349.80 : x - Step 2: Convert to fraction form
4,407,416.20/6,603,251.10 = 3,604,349.80/x - Step 3: Cross multiply
4,407,416.20x = 6,603,251.10 × 3,604,349.80 - Step 4: Simplify right side
4,407,416.20x = 23,800,426,781,634.78 - Step 5: Solve for x
x = 23,800,426,781,634.78/4,407,416.20 - Step 6: Final answer
x = 5,400,086.06
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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.