Finding the Fourth Proportional to 2,065,627.62, 2,850,595.76 and 1,135,421.52
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Solution
The fourth proportional to 2,065,627.62, 2,850,595.76 and 1,135,421.52 is: 1,566,897.99
Step by Step Solution
- Step 1: Write the proportion equation
2,065,627.62 : 2,850,595.76 = 1,135,421.52 : x - Step 2: Convert to fraction form
2,065,627.62/2,850,595.76 = 1,135,421.52/x - Step 3: Cross multiply
2,065,627.62x = 2,850,595.76 × 1,135,421.52 - Step 4: Simplify right side
2,065,627.62x = 3,236,627,770,724.76 - Step 5: Solve for x
x = 3,236,627,770,724.76/2,065,627.62 - Step 6: Final answer
x = 1,566,897.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.