Finding the Fourth Proportional to 2,800,076.09, 3,864,473.50 and 1,576,620.02
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Solution
The fourth proportional to 2,800,076.09, 3,864,473.50 and 1,576,620.02 is: 2,175,943.11
Step by Step Solution
- Step 1: Write the proportion equation
2,800,076.09 : 3,864,473.50 = 1,576,620.02 : x - Step 2: Convert to fraction form
2,800,076.09/3,864,473.50 = 1,576,620.02/x - Step 3: Cross multiply
2,800,076.09x = 3,864,473.50 × 1,576,620.02 - Step 4: Simplify right side
2,800,076.09x = 6,092,806,284,666.44 - Step 5: Solve for x
x = 6,092,806,284,666.44/2,800,076.09 - Step 6: Final answer
x = 2,175,943.11
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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.