Finding the Fourth Proportional to 5,436,354.68, 8,149,439.04 and 1,839,603.56
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Solution
The fourth proportional to 5,436,354.68, 8,149,439.04 and 1,839,603.56 is: 2,757,681.93
Step by Step Solution
- Step 1: Write the proportion equation
5,436,354.68 : 8,149,439.04 = 1,839,603.56 : x - Step 2: Convert to fraction form
5,436,354.68/8,149,439.04 = 1,839,603.56/x - Step 3: Cross multiply
5,436,354.68x = 8,149,439.04 × 1,839,603.56 - Step 4: Simplify right side
5,436,354.68x = 14,991,737,069,986.98 - Step 5: Solve for x
x = 14,991,737,069,986.98/5,436,354.68 - Step 6: Final answer
x = 2,757,681.93
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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.