Finding the Fourth Proportional to 4,545,832.16, 6,273,395.12 and 2,585,659.80
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Solution
The fourth proportional to 4,545,832.16, 6,273,395.12 and 2,585,659.80 is: 3,568,293.99
Step by Step Solution
- Step 1: Write the proportion equation
4,545,832.16 : 6,273,395.12 = 2,585,659.80 : x - Step 2: Convert to fraction form
4,545,832.16/6,273,395.12 = 2,585,659.80/x - Step 3: Cross multiply
4,545,832.16x = 6,273,395.12 × 2,585,659.80 - Step 4: Simplify right side
4,545,832.16x = 16,220,865,571,300.18 - Step 5: Solve for x
x = 16,220,865,571,300.18/4,545,832.16 - Step 6: Final answer
x = 3,568,293.99
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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.