Finding the Fourth Proportional to 2,408,733.16, 3,323,812.26 and 1,390,465.96
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Solution
The fourth proportional to 2,408,733.16, 3,323,812.26 and 1,390,465.96 is: 1,918,704.77
Step by Step Solution
- Step 1: Write the proportion equation
2,408,733.16 : 3,323,812.26 = 1,390,465.96 : x - Step 2: Convert to fraction form
2,408,733.16/3,323,812.26 = 1,390,465.96/x - Step 3: Cross multiply
2,408,733.16x = 3,323,812.26 × 1,390,465.96 - Step 4: Simplify right side
2,408,733.16x = 4,621,647,804,960.67 - Step 5: Solve for x
x = 4,621,647,804,960.67/2,408,733.16 - Step 6: Final answer
x = 1,918,704.77
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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.