Finding the Fourth Proportional to 1,515,191.04, 2,272,393.44 and 449,982.72
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Solution
The fourth proportional to 1,515,191.04, 2,272,393.44 and 449,982.72 is: 674,857.33
Step by Step Solution
- Step 1: Write the proportion equation
1,515,191.04 : 2,272,393.44 = 449,982.72 : x - Step 2: Convert to fraction form
1,515,191.04/2,272,393.44 = 449,982.72/x - Step 3: Cross multiply
1,515,191.04x = 2,272,393.44 × 449,982.72 - Step 4: Simplify right side
1,515,191.04x = 1,022,537,781,041.36 - Step 5: Solve for x
x = 1,022,537,781,041.36/1,515,191.04 - Step 6: Final answer
x = 674,857.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.