Finding the Fourth Proportional to 2,340,806.50, 3,230,312.97 and 1,267,718.50
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Solution
The fourth proportional to 2,340,806.50, 3,230,312.97 and 1,267,718.50 is: 1,749,451.53
Step by Step Solution
- Step 1: Write the proportion equation
2,340,806.50 : 3,230,312.97 = 1,267,718.50 : x - Step 2: Convert to fraction form
2,340,806.50/3,230,312.97 = 1,267,718.50/x - Step 3: Cross multiply
2,340,806.50x = 3,230,312.97 × 1,267,718.50 - Step 4: Simplify right side
2,340,806.50x = 4,095,127,512,858.95 - Step 5: Solve for x
x = 4,095,127,512,858.95/2,340,806.50 - Step 6: Final answer
x = 1,749,451.53
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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.