Finding the Fourth Proportional to 1,436,184.99, 2,152,445.85 and 762,588.99
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Solution
The fourth proportional to 1,436,184.99, 2,152,445.85 and 762,588.99 is: 1,142,910.92
Step by Step Solution
- Step 1: Write the proportion equation
1,436,184.99 : 2,152,445.85 = 762,588.99 : x - Step 2: Convert to fraction form
1,436,184.99/2,152,445.85 = 762,588.99/x - Step 3: Cross multiply
1,436,184.99x = 2,152,445.85 × 762,588.99 - Step 4: Simplify right side
1,436,184.99x = 1,641,431,506,781.19 - Step 5: Solve for x
x = 1,641,431,506,781.19/1,436,184.99 - Step 6: Final answer
x = 1,142,910.92
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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.