Finding the Fourth Proportional to 1,815,005.98, 2,504,668.84 and 999,178.44
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Solution
The fourth proportional to 1,815,005.98, 2,504,668.84 and 999,178.44 is: 1,378,844.54
Step by Step Solution
- Step 1: Write the proportion equation
1,815,005.98 : 2,504,668.84 = 999,178.44 : x - Step 2: Convert to fraction form
1,815,005.98/2,504,668.84 = 999,178.44/x - Step 3: Cross multiply
1,815,005.98x = 2,504,668.84 × 999,178.44 - Step 4: Simplify right side
1,815,005.98x = 2,502,611,092,377.36 - Step 5: Solve for x
x = 2,502,611,092,377.36/1,815,005.98 - Step 6: Final answer
x = 1,378,844.54
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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.