Finding the Fourth Proportional to 1,495,213.41, 2,063,393.96 and 816,149.91
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Solution
The fourth proportional to 1,495,213.41, 2,063,393.96 and 816,149.91 is: 1,126,286.58
Step by Step Solution
- Step 1: Write the proportion equation
1,495,213.41 : 2,063,393.96 = 816,149.91 : x - Step 2: Convert to fraction form
1,495,213.41/2,063,393.96 = 816,149.91/x - Step 3: Cross multiply
1,495,213.41x = 2,063,393.96 × 816,149.91 - Step 4: Simplify right side
1,495,213.41x = 1,684,038,794,748.54 - Step 5: Solve for x
x = 1,684,038,794,748.54/1,495,213.41 - Step 6: Final answer
x = 1,126,286.58
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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.