Finding the Fourth Proportional to 3,024,124.20, 4,173,244.74 and 1,666,045.80
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Solution
The fourth proportional to 3,024,124.20, 4,173,244.74 and 1,666,045.80 is: 2,299,117.50
Step by Step Solution
- Step 1: Write the proportion equation
3,024,124.20 : 4,173,244.74 = 1,666,045.80 : x - Step 2: Convert to fraction form
3,024,124.20/4,173,244.74 = 1,666,045.80/x - Step 3: Cross multiply
3,024,124.20x = 4,173,244.74 × 1,666,045.80 - Step 4: Simplify right side
3,024,124.20x = 6,952,816,871,449.09 - Step 5: Solve for x
x = 6,952,816,871,449.09/3,024,124.20 - Step 6: Final answer
x = 2,299,117.50
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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.