Finding the Fourth Proportional to 1,519,383.90, 2,279,421.45 and 887,972.70
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Solution
The fourth proportional to 1,519,383.90, 2,279,421.45 and 887,972.70 is: 1,332,161.03
Step by Step Solution
- Step 1: Write the proportion equation
1,519,383.90 : 2,279,421.45 = 887,972.70 : x - Step 2: Convert to fraction form
1,519,383.90/2,279,421.45 = 887,972.70/x - Step 3: Cross multiply
1,519,383.90x = 2,279,421.45 × 887,972.70 - Step 4: Simplify right side
1,519,383.90x = 2,024,064,019,394.42 - Step 5: Solve for x
x = 2,024,064,019,394.42/1,519,383.90 - Step 6: Final answer
x = 1,332,161.03
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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.