Finding the Fourth Proportional to 2,422,998.12, 3,634,365.60 and 739,970.40
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Solution
The fourth proportional to 2,422,998.12, 3,634,365.60 and 739,970.40 is: 1,109,915.42
Step by Step Solution
- Step 1: Write the proportion equation
2,422,998.12 : 3,634,365.60 = 739,970.40 : x - Step 2: Convert to fraction form
2,422,998.12/3,634,365.60 = 739,970.40/x - Step 3: Cross multiply
2,422,998.12x = 3,634,365.60 × 739,970.40 - Step 4: Simplify right side
2,422,998.12x = 2,689,322,966,778.24 - Step 5: Solve for x
x = 2,689,322,966,778.24/2,422,998.12 - Step 6: Final answer
x = 1,109,915.42
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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.