Finding the Fourth Proportional to 3,549,204.17, 5,324,701.98 and 990,416.99
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Solution
The fourth proportional to 3,549,204.17, 5,324,701.98 and 990,416.99 is: 1,485,875.45
Step by Step Solution
- Step 1: Write the proportion equation
3,549,204.17 : 5,324,701.98 = 990,416.99 : x - Step 2: Convert to fraction form
3,549,204.17/5,324,701.98 = 990,416.99/x - Step 3: Cross multiply
3,549,204.17x = 5,324,701.98 × 990,416.99 - Step 4: Simplify right side
3,549,204.17x = 5,273,675,324,704.46 - Step 5: Solve for x
x = 5,273,675,324,704.46/3,549,204.17 - Step 6: Final answer
x = 1,485,875.45
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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.