Finding the Fourth Proportional to 6,403,212.97, 9,605,492.29 and 2,085,599.41
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Solution
The fourth proportional to 6,403,212.97, 9,605,492.29 and 2,085,599.41 is: 3,128,618.26
Step by Step Solution
- Step 1: Write the proportion equation
6,403,212.97 : 9,605,492.29 = 2,085,599.41 : x - Step 2: Convert to fraction form
6,403,212.97/9,605,492.29 = 2,085,599.41/x - Step 3: Cross multiply
6,403,212.97x = 9,605,492.29 × 2,085,599.41 - Step 4: Simplify right side
6,403,212.97x = 20,033,209,004,756.09 - Step 5: Solve for x
x = 20,033,209,004,756.09/6,403,212.97 - Step 6: Final answer
x = 3,128,618.26
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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.