Finding the Fourth Proportional to 2,829,511.44, 3,897,285.03 and 2,174,884.02
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Solution
The fourth proportional to 2,829,511.44, 3,897,285.03 and 2,174,884.02 is: 2,995,620.66
Step by Step Solution
- Step 1: Write the proportion equation
2,829,511.44 : 3,897,285.03 = 2,174,884.02 : x - Step 2: Convert to fraction form
2,829,511.44/3,897,285.03 = 2,174,884.02/x - Step 3: Cross multiply
2,829,511.44x = 3,897,285.03 × 2,174,884.02 - Step 4: Simplify right side
2,829,511.44x = 8,476,142,933,132.22 - Step 5: Solve for x
x = 8,476,142,933,132.22/2,829,511.44 - Step 6: Final answer
x = 2,995,620.66
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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.