Finding the Fourth Proportional to 1,514,245.12, 2,272,377.75 and 785,440.02
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Solution
The fourth proportional to 1,514,245.12, 2,272,377.75 and 785,440.02 is: 1,178,683.95
Step by Step Solution
- Step 1: Write the proportion equation
1,514,245.12 : 2,272,377.75 = 785,440.02 : x - Step 2: Convert to fraction form
1,514,245.12/2,272,377.75 = 785,440.02/x - Step 3: Cross multiply
1,514,245.12x = 2,272,377.75 × 785,440.02 - Step 4: Simplify right side
1,514,245.12x = 1,784,816,425,407.56 - Step 5: Solve for x
x = 1,784,816,425,407.56/1,514,245.12 - Step 6: Final answer
x = 1,178,683.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.