Finding the Fourth Proportional to 5,476,281.42, 8,212,675.14 and 1,881,181.46
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Solution
The fourth proportional to 5,476,281.42, 8,212,675.14 and 1,881,181.46 is: 2,821,172.07
Step by Step Solution
- Step 1: Write the proportion equation
5,476,281.42 : 8,212,675.14 = 1,881,181.46 : x - Step 2: Convert to fraction form
5,476,281.42/8,212,675.14 = 1,881,181.46/x - Step 3: Cross multiply
5,476,281.42x = 8,212,675.14 × 1,881,181.46 - Step 4: Simplify right side
5,476,281.42x = 15,449,532,210,370.90 - Step 5: Solve for x
x = 15,449,532,210,370.90/5,476,281.42 - Step 6: Final answer
x = 2,821,172.07
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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.