Finding the Fourth Proportional to 4,810,376.84, 7,215,902.08 and 1,931,743.48
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Solution
The fourth proportional to 4,810,376.84, 7,215,902.08 and 1,931,743.48 is: 2,897,750.48
Step by Step Solution
- Step 1: Write the proportion equation
4,810,376.84 : 7,215,902.08 = 1,931,743.48 : x - Step 2: Convert to fraction form
4,810,376.84/7,215,902.08 = 1,931,743.48/x - Step 3: Cross multiply
4,810,376.84x = 7,215,902.08 × 1,931,743.48 - Step 4: Simplify right side
4,810,376.84x = 13,939,271,795,358.44 - Step 5: Solve for x
x = 13,939,271,795,358.44/4,810,376.84 - Step 6: Final answer
x = 2,897,750.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.