Finding the Fourth Proportional to 2,824,269.12, 3,897,396 and 1,616,811.84
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Solution
The fourth proportional to 2,824,269.12, 3,897,396 and 1,616,811.84 is: 2,231,145.73
Step by Step Solution
- Step 1: Write the proportion equation
2,824,269.12 : 3,897,396 = 1,616,811.84 : x - Step 2: Convert to fraction form
2,824,269.12/3,897,396 = 1,616,811.84/x - Step 3: Cross multiply
2,824,269.12x = 3,897,396 × 1,616,811.84 - Step 4: Simplify right side
2,824,269.12x = 6,301,355,997,968.64 - Step 5: Solve for x
x = 6,301,355,997,968.64/2,824,269.12 - Step 6: Final answer
x = 2,231,145.73
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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.