Finding the Fourth Proportional to 2,997,372.68, 4,136,365.24 and 1,620,706.80
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Solution
The fourth proportional to 2,997,372.68, 4,136,365.24 and 1,620,706.80 is: 2,236,570.49
Step by Step Solution
- Step 1: Write the proportion equation
2,997,372.68 : 4,136,365.24 = 1,620,706.80 : x - Step 2: Convert to fraction form
2,997,372.68/4,136,365.24 = 1,620,706.80/x - Step 3: Cross multiply
2,997,372.68x = 4,136,365.24 × 1,620,706.80 - Step 4: Simplify right side
2,997,372.68x = 6,703,835,271,751.63 - Step 5: Solve for x
x = 6,703,835,271,751.63/2,997,372.68 - Step 6: Final answer
x = 2,236,570.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.