Finding the Fourth Proportional to 5,815,239.36, 8,024,898.47 and 3,640,982.28
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Solution
The fourth proportional to 5,815,239.36, 8,024,898.47 and 3,640,982.28 is: 5,024,472.99
Step by Step Solution
- Step 1: Write the proportion equation
5,815,239.36 : 8,024,898.47 = 3,640,982.28 : x - Step 2: Convert to fraction form
5,815,239.36/8,024,898.47 = 3,640,982.28/x - Step 3: Cross multiply
5,815,239.36x = 8,024,898.47 × 3,640,982.28 - Step 4: Simplify right side
5,815,239.36x = 29,218,513,109,864.20 - Step 5: Solve for x
x = 29,218,513,109,864.20/5,815,239.36 - Step 6: Final answer
x = 5,024,472.99
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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.