Finding the Fourth Proportional to 3,652,218.14, 5,041,675.30 and 2,182,645.12
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Solution
The fourth proportional to 3,652,218.14, 5,041,675.30 and 2,182,645.12 is: 3,013,014.99
Step by Step Solution
- Step 1: Write the proportion equation
3,652,218.14 : 5,041,675.30 = 2,182,645.12 : x - Step 2: Convert to fraction form
3,652,218.14/5,041,675.30 = 2,182,645.12/x - Step 3: Cross multiply
3,652,218.14x = 5,041,675.30 × 2,182,645.12 - Step 4: Simplify right side
3,652,218.14x = 11,004,187,990,169.54 - Step 5: Solve for x
x = 11,004,187,990,169.54/3,652,218.14 - Step 6: Final answer
x = 3,013,014.99
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1.5x scale
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.