Finding the Fourth Proportional to 1,489,773.40, 2,239,325.70 and 1,461,779.80
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Solution
The fourth proportional to 1,489,773.40, 2,239,325.70 and 1,461,779.80 is: 2,197,247.63
Step by Step Solution
- Step 1: Write the proportion equation
1,489,773.40 : 2,239,325.70 = 1,461,779.80 : x - Step 2: Convert to fraction form
1,489,773.40/2,239,325.70 = 1,461,779.80/x - Step 3: Cross multiply
1,489,773.40x = 2,239,325.70 × 1,461,779.80 - Step 4: Simplify right side
1,489,773.40x = 3,273,401,073,880.86 - Step 5: Solve for x
x = 3,273,401,073,880.86/1,489,773.40 - Step 6: Final answer
x = 2,197,247.63
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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.