Finding the Fourth Proportional to 5,674,971.60, 8,498,460.60 and 3,771,406.80
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Solution
The fourth proportional to 5,674,971.60, 8,498,460.60 and 3,771,406.80 is: 5,647,808.37
Step by Step Solution
- Step 1: Write the proportion equation
5,674,971.60 : 8,498,460.60 = 3,771,406.80 : x - Step 2: Convert to fraction form
5,674,971.60/8,498,460.60 = 3,771,406.80/x - Step 3: Cross multiply
5,674,971.60x = 8,498,460.60 × 3,771,406.80 - Step 4: Simplify right side
5,674,971.60x = 32,051,152,096,372.08 - Step 5: Solve for x
x = 32,051,152,096,372.08/5,674,971.60 - Step 6: Final answer
x = 5,647,808.37
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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.