Finding the Fourth Proportional to 1,272,124.98, 1,755,458.33 and 699,165.63
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Solution
The fourth proportional to 1,272,124.98, 1,755,458.33 and 699,165.63 is: 964,807.82
Step by Step Solution
- Step 1: Write the proportion equation
1,272,124.98 : 1,755,458.33 = 699,165.63 : x - Step 2: Convert to fraction form
1,272,124.98/1,755,458.33 = 699,165.63/x - Step 3: Cross multiply
1,272,124.98x = 1,755,458.33 × 699,165.63 - Step 4: Simplify right side
1,272,124.98x = 1,227,356,125,737.37 - Step 5: Solve for x
x = 1,227,356,125,737.37/1,272,124.98 - Step 6: Final answer
x = 964,807.82
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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.