Finding the Fourth Proportional to 1,658,727.91, 2,487,954.97 and 460,678.38
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Solution
The fourth proportional to 1,658,727.91, 2,487,954.97 and 460,678.38 is: 690,979.55
Step by Step Solution
- Step 1: Write the proportion equation
1,658,727.91 : 2,487,954.97 = 460,678.38 : x - Step 2: Convert to fraction form
1,658,727.91/2,487,954.97 = 460,678.38/x - Step 3: Cross multiply
1,658,727.91x = 2,487,954.97 × 460,678.38 - Step 4: Simplify right side
1,658,727.91x = 1,146,147,065,092.55 - Step 5: Solve for x
x = 1,146,147,065,092.55/1,658,727.91 - Step 6: Final answer
x = 690,979.55
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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.