Finding the Fourth Proportional to 2,143,977.93, 3,215,284.11 and 704,327.17
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Solution
The fourth proportional to 2,143,977.93, 3,215,284.11 and 704,327.17 is: 1,056,266.45
Step by Step Solution
- Step 1: Write the proportion equation
2,143,977.93 : 3,215,284.11 = 704,327.17 : x - Step 2: Convert to fraction form
2,143,977.93/3,215,284.11 = 704,327.17/x - Step 3: Cross multiply
2,143,977.93x = 3,215,284.11 × 704,327.17 - Step 4: Simplify right side
2,143,977.93x = 2,264,611,949,904.06 - Step 5: Solve for x
x = 2,264,611,949,904.06/2,143,977.93 - Step 6: Final answer
x = 1,056,266.45
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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.