Finding the Fourth Proportional to 2,132,625.98, 3,198,938.97 and 712,682.06
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Solution
The fourth proportional to 2,132,625.98, 3,198,938.97 and 712,682.06 is: 1,069,023.09
Step by Step Solution
- Step 1: Write the proportion equation
2,132,625.98 : 3,198,938.97 = 712,682.06 : x - Step 2: Convert to fraction form
2,132,625.98/3,198,938.97 = 712,682.06/x - Step 3: Cross multiply
2,132,625.98x = 3,198,938.97 × 712,682.06 - Step 4: Simplify right side
2,132,625.98x = 2,279,826,398,959.18 - Step 5: Solve for x
x = 2,279,826,398,959.18/2,132,625.98 - Step 6: Final answer
x = 1,069,023.09
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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.