Finding the Fourth Proportional to 3,247,101.13, 4,477,332.60 and 2,428,681.99
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Solution
The fourth proportional to 3,247,101.13, 4,477,332.60 and 2,428,681.99 is: 3,348,838.43
Step by Step Solution
- Step 1: Write the proportion equation
3,247,101.13 : 4,477,332.60 = 2,428,681.99 : x - Step 2: Convert to fraction form
3,247,101.13/4,477,332.60 = 2,428,681.99/x - Step 3: Cross multiply
3,247,101.13x = 4,477,332.60 × 2,428,681.99 - Step 4: Simplify right side
3,247,101.13x = 10,874,017,048,942.36 - Step 5: Solve for x
x = 10,874,017,048,942.36/3,247,101.13 - Step 6: Final answer
x = 3,348,838.43
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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.