Finding the Fourth Proportional to 2,271,916.02, 3,135,193.62 and 1,253,320.50
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Solution
The fourth proportional to 2,271,916.02, 3,135,193.62 and 1,253,320.50 is: 1,729,554.44
Step by Step Solution
- Step 1: Write the proportion equation
2,271,916.02 : 3,135,193.62 = 1,253,320.50 : x - Step 2: Convert to fraction form
2,271,916.02/3,135,193.62 = 1,253,320.50/x - Step 3: Cross multiply
2,271,916.02x = 3,135,193.62 × 1,253,320.50 - Step 4: Simplify right side
2,271,916.02x = 3,929,402,435,415.21 - Step 5: Solve for x
x = 3,929,402,435,415.21/2,271,916.02 - Step 6: Final answer
x = 1,729,554.44
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.