Finding the Fourth Proportional to 1,365,622.20, 2,048,433.30 and 887,325.30
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Solution
The fourth proportional to 1,365,622.20, 2,048,433.30 and 887,325.30 is: 1,330,987.95
Step by Step Solution
- Step 1: Write the proportion equation
1,365,622.20 : 2,048,433.30 = 887,325.30 : x - Step 2: Convert to fraction form
1,365,622.20/2,048,433.30 = 887,325.30/x - Step 3: Cross multiply
1,365,622.20x = 2,048,433.30 × 887,325.30 - Step 4: Simplify right side
1,365,622.20x = 1,817,626,692,452.49 - Step 5: Solve for x
x = 1,817,626,692,452.49/1,365,622.20 - Step 6: Final answer
x = 1,330,987.95
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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.