Finding the Fourth Proportional to 2,349,584.31, 3,524,379.20 and 643,742.08
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Solution
The fourth proportional to 2,349,584.31, 3,524,379.20 and 643,742.08 is: 965,613.87
Step by Step Solution
- Step 1: Write the proportion equation
2,349,584.31 : 3,524,379.20 = 643,742.08 : x - Step 2: Convert to fraction form
2,349,584.31/3,524,379.20 = 643,742.08/x - Step 3: Cross multiply
2,349,584.31x = 3,524,379.20 × 643,742.08 - Step 4: Simplify right side
2,349,584.31x = 2,268,791,210,746.79 - Step 5: Solve for x
x = 2,268,791,210,746.79/2,349,584.31 - Step 6: Final answer
x = 965,613.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.