Finding the Fourth Proportional to 4,662,168.12, 6,434,089.20 and 2,826,802.08
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Solution
The fourth proportional to 4,662,168.12, 6,434,089.20 and 2,826,802.08 is: 3,901,167.07
Step by Step Solution
- Step 1: Write the proportion equation
4,662,168.12 : 6,434,089.20 = 2,826,802.08 : x - Step 2: Convert to fraction form
4,662,168.12/6,434,089.20 = 2,826,802.08/x - Step 3: Cross multiply
4,662,168.12x = 6,434,089.20 × 2,826,802.08 - Step 4: Simplify right side
4,662,168.12x = 18,187,896,733,465.54 - Step 5: Solve for x
x = 18,187,896,733,465.54/4,662,168.12 - Step 6: Final answer
x = 3,901,167.07
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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.