Finding the Fourth Proportional to 4,286,557.69, 5,915,525.95 and 2,352,998.18
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Solution
The fourth proportional to 4,286,557.69, 5,915,525.95 and 2,352,998.18 is: 3,247,179.40
Step by Step Solution
- Step 1: Write the proportion equation
4,286,557.69 : 5,915,525.95 = 2,352,998.18 : x - Step 2: Convert to fraction form
4,286,557.69/5,915,525.95 = 2,352,998.18/x - Step 3: Cross multiply
4,286,557.69x = 5,915,525.95 × 2,352,998.18 - Step 4: Simplify right side
4,286,557.69x = 13,919,221,811,822.83 - Step 5: Solve for x
x = 13,919,221,811,822.83/4,286,557.69 - Step 6: Final answer
x = 3,247,179.40
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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.