Finding the Fourth Proportional to 4,796,404.53, 6,618,957.99 and 2,620,897.51
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Solution
The fourth proportional to 4,796,404.53, 6,618,957.99 and 2,620,897.51 is: 3,616,794.71
Step by Step Solution
- Step 1: Write the proportion equation
4,796,404.53 : 6,618,957.99 = 2,620,897.51 : x - Step 2: Convert to fraction form
4,796,404.53/6,618,957.99 = 2,620,897.51/x - Step 3: Cross multiply
4,796,404.53x = 6,618,957.99 × 2,620,897.51 - Step 4: Simplify right side
4,796,404.53x = 17,347,610,514,785.60 - Step 5: Solve for x
x = 17,347,610,514,785.60/4,796,404.53 - Step 6: Final answer
x = 3,616,794.71
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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.