Finding the Fourth Proportional to 2,298,373.47, 3,171,690.37 and 1,251,770.99
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Solution
The fourth proportional to 2,298,373.47, 3,171,690.37 and 1,251,770.99 is: 1,727,408.55
Step by Step Solution
- Step 1: Write the proportion equation
2,298,373.47 : 3,171,690.37 = 1,251,770.99 : x - Step 2: Convert to fraction form
2,298,373.47/3,171,690.37 = 1,251,770.99/x - Step 3: Cross multiply
2,298,373.47x = 3,171,690.37 × 1,251,770.99 - Step 4: Simplify right side
2,298,373.47x = 3,970,229,972,311.06 - Step 5: Solve for x
x = 3,970,229,972,311.06/2,298,373.47 - Step 6: Final answer
x = 1,727,408.55
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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.