Finding the Fourth Proportional to 1,042,045.08, 1,438,099.46 and 583,205.64
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Solution
The fourth proportional to 1,042,045.08, 1,438,099.46 and 583,205.64 is: 804,867.02
Step by Step Solution
- Step 1: Write the proportion equation
1,042,045.08 : 1,438,099.46 = 583,205.64 : x - Step 2: Convert to fraction form
1,042,045.08/1,438,099.46 = 583,205.64/x - Step 3: Cross multiply
1,042,045.08x = 1,438,099.46 × 583,205.64 - Step 4: Simplify right side
1,042,045.08x = 838,707,715,952.95 - Step 5: Solve for x
x = 838,707,715,952.95/1,042,045.08 - Step 6: Final answer
x = 804,867.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.