Finding the Fourth Proportional to 5,549,994.81, 8,323,220.48 and 1,762,591.95
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Solution
The fourth proportional to 5,549,994.81, 8,323,220.48 and 1,762,591.95 is: 2,643,325.25
Step by Step Solution
- Step 1: Write the proportion equation
5,549,994.81 : 8,323,220.48 = 1,762,591.95 : x - Step 2: Convert to fraction form
5,549,994.81/8,323,220.48 = 1,762,591.95/x - Step 3: Cross multiply
5,549,994.81x = 8,323,220.48 × 1,762,591.95 - Step 4: Simplify right side
5,549,994.81x = 14,670,441,407,310.18 - Step 5: Solve for x
x = 14,670,441,407,310.18/5,549,994.81 - Step 6: Final answer
x = 2,643,325.25
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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.