Finding the Fourth Proportional to 2,916,340.96, 4,374,122.11 and 866,963.08
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Solution
The fourth proportional to 2,916,340.96, 4,374,122.11 and 866,963.08 is: 1,300,328.88
Step by Step Solution
- Step 1: Write the proportion equation
2,916,340.96 : 4,374,122.11 = 866,963.08 : x - Step 2: Convert to fraction form
2,916,340.96/4,374,122.11 = 866,963.08/x - Step 3: Cross multiply
2,916,340.96x = 4,374,122.11 × 866,963.08 - Step 4: Simplify right side
2,916,340.96x = 3,792,202,365,846.39 - Step 5: Solve for x
x = 3,792,202,365,846.39/2,916,340.96 - Step 6: Final answer
x = 1,300,328.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.