Finding the Fourth Proportional to 5,022,611.12, 6,931,271.58 and 2,730,766.34
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Solution
The fourth proportional to 5,022,611.12, 6,931,271.58 and 2,730,766.34 is: 3,768,494.65
Step by Step Solution
- Step 1: Write the proportion equation
5,022,611.12 : 6,931,271.58 = 2,730,766.34 : x - Step 2: Convert to fraction form
5,022,611.12/6,931,271.58 = 2,730,766.34/x - Step 3: Cross multiply
5,022,611.12x = 6,931,271.58 × 2,730,766.34 - Step 4: Simplify right side
5,022,611.12x = 18,927,683,124,062.62 - Step 5: Solve for x
x = 18,927,683,124,062.62/5,022,611.12 - Step 6: Final answer
x = 3,768,494.65
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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.