Finding the Fourth Proportional to 6,549,834.68, 9,038,833.63 and 3,609,757.79
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Solution
The fourth proportional to 6,549,834.68, 9,038,833.63 and 3,609,757.79 is: 4,981,499.79
Step by Step Solution
- Step 1: Write the proportion equation
6,549,834.68 : 9,038,833.63 = 3,609,757.79 : x - Step 2: Convert to fraction form
6,549,834.68/9,038,833.63 = 3,609,757.79/x - Step 3: Cross multiply
6,549,834.68x = 9,038,833.63 × 3,609,757.79 - Step 4: Simplify right side
6,549,834.68x = 32,628,000,088,083.54 - Step 5: Solve for x
x = 32,628,000,088,083.54/6,549,834.68 - Step 6: Final answer
x = 4,981,499.79
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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.