Finding the Fourth Proportional to 5,016,259.79, 6,922,206.84 and 2,840,818.52
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Solution
The fourth proportional to 5,016,259.79, 6,922,206.84 and 2,840,818.52 is: 3,920,198.35
Step by Step Solution
- Step 1: Write the proportion equation
5,016,259.79 : 6,922,206.84 = 2,840,818.52 : x - Step 2: Convert to fraction form
5,016,259.79/6,922,206.84 = 2,840,818.52/x - Step 3: Cross multiply
5,016,259.79x = 6,922,206.84 × 2,840,818.52 - Step 4: Simplify right side
5,016,259.79x = 19,664,733,355,731.64 - Step 5: Solve for x
x = 19,664,733,355,731.64/5,016,259.79 - Step 6: Final answer
x = 3,920,198.35
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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.