Finding the Fourth Proportional to 1,626,652.53, 2,436,665.49 and 771,131.07
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Solution
The fourth proportional to 1,626,652.53, 2,436,665.49 and 771,131.07 is: 1,155,125.90
Step by Step Solution
- Step 1: Write the proportion equation
1,626,652.53 : 2,436,665.49 = 771,131.07 : x - Step 2: Convert to fraction form
1,626,652.53/2,436,665.49 = 771,131.07/x - Step 3: Cross multiply
1,626,652.53x = 2,436,665.49 × 771,131.07 - Step 4: Simplify right side
1,626,652.53x = 1,878,988,466,535.77 - Step 5: Solve for x
x = 1,878,988,466,535.77/1,626,652.53 - Step 6: Final answer
x = 1,155,125.90
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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.