Finding the Fourth Proportional to 1,436,836.66, 2,155,254.99 and 637,930.42
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Solution
The fourth proportional to 1,436,836.66, 2,155,254.99 and 637,930.42 is: 956,895.63
Step by Step Solution
- Step 1: Write the proportion equation
1,436,836.66 : 2,155,254.99 = 637,930.42 : x - Step 2: Convert to fraction form
1,436,836.66/2,155,254.99 = 637,930.42/x - Step 3: Cross multiply
1,436,836.66x = 2,155,254.99 × 637,930.42 - Step 4: Simplify right side
1,436,836.66x = 1,374,902,720,977.80 - Step 5: Solve for x
x = 1,374,902,720,977.80/1,436,836.66 - Step 6: Final answer
x = 956,895.63
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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.