Finding the Fourth Proportional to 3,976,408.56, 5,487,599.16 and 2,257,689
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Solution
The fourth proportional to 3,976,408.56, 5,487,599.16 and 2,257,689 is: 3,115,699.02
Step by Step Solution
- Step 1: Write the proportion equation
3,976,408.56 : 5,487,599.16 = 2,257,689 : x - Step 2: Convert to fraction form
3,976,408.56/5,487,599.16 = 2,257,689/x - Step 3: Cross multiply
3,976,408.56x = 5,487,599.16 × 2,257,689 - Step 4: Simplify right side
3,976,408.56x = 12,389,292,259,941.24 - Step 5: Solve for x
x = 12,389,292,259,941.24/3,976,408.56 - Step 6: Final answer
x = 3,115,699.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.