Finding the Fourth Proportional to 3,402,171.15, 5,101,484.97 and 1,604,571.99
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Solution
The fourth proportional to 3,402,171.15, 5,101,484.97 and 1,604,571.99 is: 2,406,022.37
Step by Step Solution
- Step 1: Write the proportion equation
3,402,171.15 : 5,101,484.97 = 1,604,571.99 : x - Step 2: Convert to fraction form
3,402,171.15/5,101,484.97 = 1,604,571.99/x - Step 3: Cross multiply
3,402,171.15x = 5,101,484.97 × 1,604,571.99 - Step 4: Simplify right side
3,402,171.15x = 8,185,699,890,267.99 - Step 5: Solve for x
x = 8,185,699,890,267.99/3,402,171.15 - Step 6: Final answer
x = 2,406,022.37
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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.