Finding the Fourth Proportional to 5,397,902.52, 8,098,271.58 and 1,939,991.18
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Solution
The fourth proportional to 5,397,902.52, 8,098,271.58 and 1,939,991.18 is: 2,910,496.32
Step by Step Solution
- Step 1: Write the proportion equation
5,397,902.52 : 8,098,271.58 = 1,939,991.18 : x - Step 2: Convert to fraction form
5,397,902.52/8,098,271.58 = 1,939,991.18/x - Step 3: Cross multiply
5,397,902.52x = 8,098,271.58 × 1,939,991.18 - Step 4: Simplify right side
5,397,902.52x = 15,710,575,438,444.66 - Step 5: Solve for x
x = 15,710,575,438,444.66/5,397,902.52 - Step 6: Final answer
x = 2,910,496.32
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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.