Finding the Fourth Proportional to 4,172,756.04, 6,259,134.15 and 2,278,464.12
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Solution
The fourth proportional to 4,172,756.04, 6,259,134.15 and 2,278,464.12 is: 3,417,696.23
Step by Step Solution
- Step 1: Write the proportion equation
4,172,756.04 : 6,259,134.15 = 2,278,464.12 : x - Step 2: Convert to fraction form
4,172,756.04/6,259,134.15 = 2,278,464.12/x - Step 3: Cross multiply
4,172,756.04x = 6,259,134.15 × 2,278,464.12 - Step 4: Simplify right side
4,172,756.04x = 14,261,212,583,041.70 - Step 5: Solve for x
x = 14,261,212,583,041.70/4,172,756.04 - Step 6: Final answer
x = 3,417,696.23
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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.