Finding the Fourth Proportional to 2,988,606.99, 4,482,895.08 and 1,167,156.75
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Solution
The fourth proportional to 2,988,606.99, 4,482,895.08 and 1,167,156.75 is: 1,750,729.11
Step by Step Solution
- Step 1: Write the proportion equation
2,988,606.99 : 4,482,895.08 = 1,167,156.75 : x - Step 2: Convert to fraction form
2,988,606.99/4,482,895.08 = 1,167,156.75/x - Step 3: Cross multiply
2,988,606.99x = 4,482,895.08 × 1,167,156.75 - Step 4: Simplify right side
2,988,606.99x = 5,232,241,252,163.79 - Step 5: Solve for x
x = 5,232,241,252,163.79/2,988,606.99 - Step 6: Final answer
x = 1,750,729.11
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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.