Finding the Fourth Proportional to 1,974,520.24, 2,961,891.12 and 554,465.58
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Solution
The fourth proportional to 1,974,520.24, 2,961,891.12 and 554,465.58 is: 831,729.47
Step by Step Solution
- Step 1: Write the proportion equation
1,974,520.24 : 2,961,891.12 = 554,465.58 : x - Step 2: Convert to fraction form
1,974,520.24/2,961,891.12 = 554,465.58/x - Step 3: Cross multiply
1,974,520.24x = 2,961,891.12 × 554,465.58 - Step 4: Simplify right side
1,974,520.24x = 1,642,266,677,747.65 - Step 5: Solve for x
x = 1,642,266,677,747.65/1,974,520.24 - Step 6: Final answer
x = 831,729.47
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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.