Finding the Fourth Proportional to 1,208,810.13, 1,812,591.12 and 355,770.95
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Solution
The fourth proportional to 1,208,810.13, 1,812,591.12 and 355,770.95 is: 533,472.75
Step by Step Solution
- Step 1: Write the proportion equation
1,208,810.13 : 1,812,591.12 = 355,770.95 : x - Step 2: Convert to fraction form
1,208,810.13/1,812,591.12 = 355,770.95/x - Step 3: Cross multiply
1,208,810.13x = 1,812,591.12 × 355,770.95 - Step 4: Simplify right side
1,208,810.13x = 644,867,264,723.96 - Step 5: Solve for x
x = 644,867,264,723.96/1,208,810.13 - Step 6: Final answer
x = 533,472.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.