Finding the Fourth Proportional to 1,515,421.44, 2,273,558.63 and 662,567.99
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Solution
The fourth proportional to 1,515,421.44, 2,273,558.63 and 662,567.99 is: 994,038.44
Step by Step Solution
- Step 1: Write the proportion equation
1,515,421.44 : 2,273,558.63 = 662,567.99 : x - Step 2: Convert to fraction form
1,515,421.44/2,273,558.63 = 662,567.99/x - Step 3: Cross multiply
1,515,421.44x = 2,273,558.63 × 662,567.99 - Step 4: Simplify right side
1,515,421.44x = 1,506,387,156,945.62 - Step 5: Solve for x
x = 1,506,387,156,945.62/1,515,421.44 - Step 6: Final answer
x = 994,038.44
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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.