Finding the Fourth Proportional to 3,271,032.66, 4,513,924.58 and 1,820,690.81
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Solution
The fourth proportional to 3,271,032.66, 4,513,924.58 and 1,820,690.81 is: 2,512,497.38
Step by Step Solution
- Step 1: Write the proportion equation
3,271,032.66 : 4,513,924.58 = 1,820,690.81 : x - Step 2: Convert to fraction form
3,271,032.66/4,513,924.58 = 1,820,690.81/x - Step 3: Cross multiply
3,271,032.66x = 4,513,924.58 × 1,820,690.81 - Step 4: Simplify right side
3,271,032.66x = 8,218,460,981,821.21 - Step 5: Solve for x
x = 8,218,460,981,821.21/3,271,032.66 - Step 6: Final answer
x = 2,512,497.38
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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.