Finding the Fourth Proportional to 2,802,557.76, 4,205,163.42 and 1,667,563.08
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Solution
The fourth proportional to 2,802,557.76, 4,205,163.42 and 1,667,563.08 is: 2,502,134.07
Step by Step Solution
- Step 1: Write the proportion equation
2,802,557.76 : 4,205,163.42 = 1,667,563.08 : x - Step 2: Convert to fraction form
2,802,557.76/4,205,163.42 = 1,667,563.08/x - Step 3: Cross multiply
2,802,557.76x = 4,205,163.42 × 1,667,563.08 - Step 4: Simplify right side
2,802,557.76x = 7,012,375,264,558.53 - Step 5: Solve for x
x = 7,012,375,264,558.53/2,802,557.76 - Step 6: Final answer
x = 2,502,134.07
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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.