Finding the Fourth Proportional to 5,732,897.97, 7,911,726.54 and 3,285,916.62
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Solution
The fourth proportional to 5,732,897.97, 7,911,726.54 and 3,285,916.62 is: 4,534,752.56
Step by Step Solution
- Step 1: Write the proportion equation
5,732,897.97 : 7,911,726.54 = 3,285,916.62 : x - Step 2: Convert to fraction form
5,732,897.97/7,911,726.54 = 3,285,916.62/x - Step 3: Cross multiply
5,732,897.97x = 7,911,726.54 × 3,285,916.62 - Step 4: Simplify right side
5,732,897.97x = 25,997,273,733,193.39 - Step 5: Solve for x
x = 25,997,273,733,193.39/5,732,897.97 - Step 6: Final answer
x = 4,534,752.56
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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.